diff --git a/api/fixtures/campCollaborations.yml b/api/fixtures/campCollaborations.yml
index 87e8088174..f345312b04 100644
--- a/api/fixtures/campCollaborations.yml
+++ b/api/fixtures/campCollaborations.yml
@@ -9,6 +9,8 @@ App\Entity\CampCollaboration:
     camp: '@camp1'
     status: established
     role: member
+    abbreviation: "🧑🏽‍🚀"
+    color: "#11a1e1"
   campCollaboration3guest:
     user: '@user3guest'
     camp: '@camp1'
diff --git a/api/fixtures/profiles.yml b/api/fixtures/profiles.yml
index d4b184a86a..024fffe900 100644
--- a/api/fixtures/profiles.yml
+++ b/api/fixtures/profiles.yml
@@ -6,6 +6,8 @@ App\Entity\Profile:
     surname: Baden-Powell
     nickname: Bi-Pi
     language: en
+    abbreviation: '⚜️'
+    color: '#6a209b'
     roles: [ 'ROLE_USER' ]
   profile2member:
     user: '@user2member'
diff --git a/api/migrations/dev-data/Version202404121950.php b/api/migrations/dev-data/Version202404121950.php
index 82166b1d9e..da25cf7867 100644
--- a/api/migrations/dev-data/Version202404121950.php
+++ b/api/migrations/dev-data/Version202404121950.php
@@ -16,14 +16,6 @@ public function getDescription(): string {
 
     public function up(Schema $schema): void {
         // START PHP CODE
-        $this->addSql(createTruncateDatabaseCommand());
-
-        $statements = getStatementsForMigrationFile();
-        foreach ($statements as $statement) {
-            if (trim($statement)) {
-                $this->addSql($statement);
-            }
-        }
         // END PHP CODE
     }
 
diff --git a/api/migrations/dev-data/Version202406211251.php b/api/migrations/dev-data/Version202406211251.php
new file mode 100644
index 0000000000..a4ae84b459
--- /dev/null
+++ b/api/migrations/dev-data/Version202406211251.php
@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DataMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+require_once __DIR__.'/helpers.php';
+
+final class Version202406211251 extends AbstractMigration {
+    public function getDescription(): string {
+        return 'Set color & abbreviation to some profiles';
+    }
+
+    public function up(Schema $schema): void {
+        // START PHP CODE
+        $this->addSql(createTruncateDatabaseCommand());
+
+        $statements = getStatementsForMigrationFile();
+        foreach ($statements as $statement) {
+            if (trim($statement)) {
+                $this->addSql($statement);
+            }
+        }
+        // END PHP CODE
+    }
+
+    public function down(Schema $schema): void {}
+}
diff --git a/api/migrations/dev-data/data.sql b/api/migrations/dev-data/data.sql
index 807e1f3b54..dc7516a945 100644
--- a/api/migrations/dev-data/data.sql
+++ b/api/migrations/dev-data/data.sql
@@ -2,22 +2,22 @@
 
 
 
-INSERT INTO public.profile (id, email, firstname, surname, nickname, language, roles, createtime, updatetime, googleid, pbsmidataid, cevidbid, untrustedemail, untrustedemailkeyhash, jubladbid) VALUES
-	('711ad2e96f9f', 'admin@example.com', 'Admi', 'Nistrator', 'Administrator', 'de', '["ROLE_USER", "ROLE_ADMIN"]', '2022-01-23 16:19:10', '2022-01-23 16:19:10', NULL, NULL, NULL, NULL, NULL, NULL),
-	('5e387cad273d', 'test@example.com', 'Robert', 'Baden-Powell', 'Bi-Pi', 'de-CH-scout', '["ROLE_USER"]', '2022-01-23 16:19:10', '2023-08-08 09:11:11', NULL, NULL, NULL, NULL, NULL, NULL),
-	('0870635edda6', 'idefix@example.com', 'Tremaine', 'Kohler', 'Idefix', 'en', '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-02-04 19:18:43', NULL, NULL, NULL, NULL, NULL, NULL),
-	('4cda72af2704', 'et@example.com', 'Karlie', 'Terry', 'ET', 'en', '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-02-04 19:21:43', NULL, NULL, NULL, NULL, NULL, NULL),
-	('22dce794d4e2', 'snoopy@example.com', 'Pat', 'Fadel', 'Snoopy', 'en', '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-02-04 19:19:40', NULL, NULL, NULL, NULL, NULL, NULL),
-	('d46337a76a2c', 'salamander@example.com', 'Fritz', 'Müller', 'Salamander', 'de', '["ROLE_USER"]', '2022-02-04 19:26:22', '2022-02-04 23:08:12', NULL, NULL, NULL, NULL, NULL, NULL),
-	('f9f1a2f9af25', 'baghira@example.com', 'Zora', 'Steuber', 'Baghira', 'en', '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-02-04 19:18:01', NULL, NULL, NULL, NULL, NULL, NULL),
-	('7d03c967be7e', 'castor@example.com', 'Hans', 'Muster', 'Castor', 'de', '["ROLE_USER"]', '2022-02-04 19:25:07', '2022-02-04 23:07:57', NULL, NULL, NULL, NULL, NULL, NULL),
-	('d36197370d44', 'sed@example.com', 'Clifford', 'Beier', 'sed', 'en', '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-01-23 16:19:10', NULL, NULL, NULL, NULL, NULL, NULL),
-	('e5433660140b', 'sit@example.com', 'Wanda', 'Koelpin', 'sit', 'en', '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-01-23 16:19:10', NULL, NULL, NULL, NULL, NULL, NULL),
-	('4bc441dc4b29', 'luke@skywalker.com', 'Luke', 'Skywalker', NULL, 'en', '["ROLE_USER"]', '2023-08-12 16:43:34', '2023-08-12 16:43:34', NULL, NULL, NULL, NULL, NULL, NULL),
-	('5552108bf43e', 'john@wick.com', 'John', 'Wick', NULL, 'en', '["ROLE_USER"]', '2023-08-12 16:46:43', '2023-08-12 16:46:43', NULL, NULL, NULL, NULL, NULL, NULL),
-	('abfcbcbd4566', 'clark@kent.com', 'Clark', 'Kent', NULL, 'en', '["ROLE_USER"]', '2023-08-12 16:49:27', '2023-08-12 16:49:27', NULL, NULL, NULL, NULL, NULL, NULL),
-	('3f3fa9319dd2', 'bruce@wayne.com', 'Bruce', 'Wayne', NULL, 'en', '["ROLE_USER"]', '2023-08-12 16:55:28', '2023-08-12 16:55:28', NULL, NULL, NULL, NULL, NULL, NULL),
-	('51245d0e2ad4', 'felicity@smoak.com', 'Felicity', 'Smoak', NULL, 'en', '["ROLE_USER"]', '2023-08-12 16:59:38', '2023-08-12 16:59:38', NULL, NULL, NULL, NULL, NULL, NULL);
+INSERT INTO public.profile (id, email, firstname, surname, nickname, language, color, abbreviation, roles, createtime, updatetime, googleid, pbsmidataid, cevidbid, untrustedemail, untrustedemailkeyhash, jubladbid) VALUES
+	('711ad2e96f9f', 'admin@example.com', 'Admi', 'Nistrator', 'Administrator', 'de', NULL, NULL, '["ROLE_USER", "ROLE_ADMIN"]', '2022-01-23 16:19:10', '2022-01-23 16:19:10', NULL, NULL, NULL, NULL, NULL, NULL),
+	('5e387cad273d', 'test@example.com', 'Robert', 'Baden-Powell', 'Bi-Pi', 'de-CH-scout', '#6a209b', '⚜️', '["ROLE_USER"]', '2022-01-23 16:19:10', '2023-08-08 09:11:11', NULL, NULL, NULL, NULL, NULL, NULL),
+	('0870635edda6', 'idefix@example.com', 'Tremaine', 'Kohler', 'Idefix', 'en', NULL, NULL, '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-02-04 19:18:43', NULL, NULL, NULL, NULL, NULL, NULL),
+	('4cda72af2704', 'et@example.com', 'Karlie', 'Terry', 'ET', 'en', NULL, NULL, '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-02-04 19:21:43', NULL, NULL, NULL, NULL, NULL, NULL),
+	('22dce794d4e2', 'snoopy@example.com', 'Pat', 'Fadel', 'Snoopy', 'en', NULL, NULL, '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-02-04 19:19:40', NULL, NULL, NULL, NULL, NULL, NULL),
+	('d46337a76a2c', 'salamander@example.com', 'Fritz', 'Müller', 'Salamander', 'de', NULL, NULL, '["ROLE_USER"]', '2022-02-04 19:26:22', '2022-02-04 23:08:12', NULL, NULL, NULL, NULL, NULL, NULL),
+	('f9f1a2f9af25', 'baghira@example.com', 'Zora', 'Steuber', 'Baghira', 'en', NULL, NULL, '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-02-04 19:18:01', NULL, NULL, NULL, NULL, NULL, NULL),
+	('7d03c967be7e', 'castor@example.com', 'Hans', 'Muster', 'Castor', 'de', NULL, 'C', '["ROLE_USER"]', '2022-02-04 19:25:07', '2022-02-04 23:07:57', NULL, NULL, NULL, NULL, NULL, NULL),
+	('d36197370d44', 'sed@example.com', 'Clifford', 'Beier', 'sed', 'en', NULL, NULL, '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-01-23 16:19:10', NULL, NULL, NULL, NULL, NULL, NULL),
+	('e5433660140b', 'sit@example.com', 'Wanda', 'Koelpin', 'sit', 'en', NULL, NULL, '["ROLE_USER"]', '2022-01-23 16:19:10', '2022-01-23 16:19:10', NULL, NULL, NULL, NULL, NULL, NULL),
+	('4bc441dc4b29', 'luke@skywalker.com', 'Luke', 'Skywalker', NULL, 'en', NULL, NULL, '["ROLE_USER"]', '2023-08-12 16:43:34', '2023-08-12 16:43:34', NULL, NULL, NULL, NULL, NULL, NULL),
+	('5552108bf43e', 'john@wick.com', 'John', 'Wick', NULL, 'en', NULL, NULL, '["ROLE_USER"]', '2023-08-12 16:46:43', '2023-08-12 16:46:43', NULL, NULL, NULL, NULL, NULL, NULL),
+	('abfcbcbd4566', 'clark@kent.com', 'Clark', 'Kent', NULL, 'en', NULL, NULL, '["ROLE_USER"]', '2023-08-12 16:49:27', '2023-08-12 16:49:27', NULL, NULL, NULL, NULL, NULL, NULL),
+	('3f3fa9319dd2', 'bruce@wayne.com', 'Bruce', 'Wayne', NULL, 'en', NULL, NULL, '["ROLE_USER"]', '2023-08-12 16:55:28', '2023-08-12 16:55:28', NULL, NULL, NULL, NULL, NULL, NULL),
+	('51245d0e2ad4', 'felicity@smoak.com', 'Felicity', 'Smoak', NULL, 'en', NULL, NULL, '["ROLE_USER"]', '2023-08-12 16:59:38', '2023-08-12 16:59:38', NULL, NULL, NULL, NULL, NULL, NULL);
 
 
 
@@ -988,36 +988,36 @@ INSERT INTO public.activity (id, title, location, campid, categoryid, rootconten
 
 
 
-INSERT INTO public.camp_collaboration (id, inviteemail, invitekeyhash, status, role, createtime, updatetime, userid, campid) VALUES
-	('237abf0bd057', 'e.mail2@test.com', 'myInviteKey2', 'invited', 'member', '2022-01-23 16:19:10', '2022-01-23 16:19:10', NULL, '6430aecc5422'),
-	('0e524d43e799', NULL, NULL, 'established', 'manager', '2022-01-23 16:19:10', '2022-01-23 16:19:10', 'e7b00084dabf', '6430aecc5422'),
-	('2c313fa367b3', NULL, NULL, 'established', 'manager', '2022-01-23 16:19:10', '2022-01-23 16:19:10', '3b41dca5c568', 'e5027d852487'),
-	('2b3cf1ce6341', 'x@z.com', 'd12ntPWBK0qmPxfMGg/QRWh98XE=', 'invited', 'member', '2023-08-08 08:03:06', '2023-08-08 08:03:06', NULL, '3c79b99ab424'),
-	('dba39edd9910', NULL, NULL, 'established', 'member', '2023-08-08 07:59:24', '2023-08-08 08:11:28', 'bee7cf5b3871', '3c79b99ab424'),
-	('c88fd78c90ea', NULL, NULL, 'established', 'manager', '2023-08-08 07:58:53', '2023-08-08 08:12:12', 'caeba9f7e728', '3c79b99ab424'),
-	('5111b2972441', 'inactive@test.com', 'Vazgl+0DsuUKrcTezKxA+KmBgOA=', 'inactive', 'member', '2023-08-08 07:59:53', '2023-08-08 09:18:22', NULL, '3c79b99ab424'),
-	('68694999fa8d', NULL, NULL, 'established', 'manager', '2023-08-08 09:22:58', '2023-08-08 09:22:58', '9145944210a7', '6973c230d6b1'),
-	('3229d273decd', NULL, '5eO+mQd6F+AQwCITx5mV8dX9/6U=', 'invited', 'manager', '2023-08-08 09:38:27', '2023-08-08 09:43:11', '130684395770', '6973c230d6b1'),
-	('7cae64a7800c', 'e.mail@test.com', '7FUv2lrEcRjMbW/Nb1mTkBaAPOs=', 'invited', 'member', '2023-08-08 09:37:38', '2023-08-08 09:43:21', NULL, '6973c230d6b1'),
-	('878426563205', NULL, NULL, 'established', 'guest', '2023-08-08 09:36:41', '2023-08-08 09:43:52', '48f00685a292', '6973c230d6b1'),
-	('d27ca1d0e6e4', NULL, NULL, 'established', 'member', '2023-08-08 09:36:01', '2023-08-08 09:44:19', 'bae69a1c9fcc', '6973c230d6b1'),
-	('c463d2a19847', NULL, NULL, 'established', 'member', '2023-08-08 09:38:01', '2023-08-08 09:44:50', 'caeba9f7e728', '6973c230d6b1'),
-	('763c0d181b63', NULL, NULL, 'established', 'manager', '2023-08-08 09:37:16', '2023-08-08 09:45:21', 'bee7cf5b3871', '6973c230d6b1'),
-	('b7d93b2fa1be', NULL, 'mLdsTtaGGptPYSZLUDgX8sAFO54=', 'established', 'member', '2023-08-12 19:10:49', '2023-08-12 19:10:49', 'a2f4f3879c85', '9c2447aefe38'),
-	('ac1cd0bcbd69', NULL, 'V30YTcBqBqs5xS7HrFM4ODRrzbw=', 'established', 'member', '2023-08-12 19:10:28', '2023-08-12 19:10:28', 'a3d9d86dc23b', '9c2447aefe38'),
-	('8be6d2f6f7dc', NULL, 'ru6jsdD9fODk8+p8wmI909rJPkQ=', 'established', 'manager', '2023-08-12 19:11:03', '2023-08-12 19:11:03', '566aea2c2759', '9c2447aefe38'),
-	('0e26982c9895', NULL, 'ao9OQRgXWBpCVaD4lGQaUFzvKwI=', 'established', 'member', '2023-08-12 19:10:14', '2023-08-12 19:10:14', 'dac7116e02ed', '9c2447aefe38'),
-	('b2f127cb410f', NULL, NULL, 'established', 'manager', '2023-08-13 06:32:29', '2023-08-13 06:32:29', 'dac7116e02ed', '0969e3c95dfc'),
-	('d806a59915f8', NULL, 'SuP47raE2s/2hGLsdBiO/icIU0E=', 'established', 'member', '2023-08-13 10:29:25', '2023-08-13 10:29:25', 'a3d9d86dc23b', '0969e3c95dfc'),
-	('7db6a9ffc210', NULL, 'yyXTSd6kGh7kNENlcGDeYtq4ftQ=', 'established', 'guest', '2023-08-13 10:29:47', '2023-08-13 10:29:47', 'a2f4f3879c85', '0969e3c95dfc'),
-	('60a470e1aff6', NULL, 'uGXywHjal9lK+rcdtRBcXh8y5qA=', 'established', 'manager', '2023-08-13 10:29:55', '2023-08-13 10:29:55', '566aea2c2759', '0969e3c95dfc'),
-	('d1c0a4522283', NULL, NULL, 'established', 'manager', '2023-09-29 23:24:38', '2023-09-29 23:24:38', 'dac7116e02ed', '70ca971c992f'),
-	('5b24ce470d9f', NULL, 'XisYzAgXUozfJA1M/y39ow8t5Vw=', 'established', 'member', '2023-09-29 23:27:54', '2023-09-29 23:27:54', 'a3d9d86dc23b', '70ca971c992f'),
-	('46d14f7c072c', NULL, '4KCuIMWvkGVAjSBtAnG5QcesOrI=', 'established', 'manager', '2023-09-29 23:41:30', '2023-09-29 23:41:30', 'a2f4f3879c85', '70ca971c992f'),
-	('b0bdb7202a9d', NULL, NULL, 'established', 'manager', '2023-08-08 07:53:12', '2023-08-08 07:53:12', '9145944210a7', '3c79b99ab424'),
-	('b00054c3c03e', NULL, 'XC/b4erYO0iZZTBEXOi3n/4AH9w=', 'established', 'guest', '2023-08-13 10:29:08', '2023-08-13 10:29:08', '9145944210a7', '0969e3c95dfc'),
-	('10d8f02ce5b4', NULL, 'n1MKxMj1RWkrcSmNfHdjUxKV3QY=', 'established', 'guest', '2023-09-29 23:25:49', '2023-09-29 23:25:49', '9145944210a7', '70ca971c992f'),
-	('b32db30637c8', NULL, 'AC/b4erYO0iZZTBEXOi3n/4AH9w=', 'invited', 'manager', '2023-08-12 17:41:55', '2023-08-12 17:41:55', '9145944210a7', '9c2447aefe38');
+INSERT INTO public.camp_collaboration (id, inviteemail, invitekeyhash, status, color, abbreviation, role, createtime, updatetime, userid, campid) VALUES
+	('237abf0bd057', 'e.mail2@test.com', 'myInviteKey2', 'invited', NULL, NULL, 'member', '2022-01-23 16:19:10', '2022-01-23 16:19:10', NULL, '6430aecc5422'),
+	('0e524d43e799', NULL, NULL, 'established', NULL, NULL, 'manager', '2022-01-23 16:19:10', '2022-01-23 16:19:10', 'e7b00084dabf', '6430aecc5422'),
+	('2c313fa367b3', NULL, NULL, 'established', NULL, NULL, 'manager', '2022-01-23 16:19:10', '2022-01-23 16:19:10', '3b41dca5c568', 'e5027d852487'),
+	('2b3cf1ce6341', 'x@z.com', 'd12ntPWBK0qmPxfMGg/QRWh98XE=', 'invited', NULL, NULL, 'member', '2023-08-08 08:03:06', '2023-08-08 08:03:06', NULL, '3c79b99ab424'),
+	('dba39edd9910', NULL, NULL, 'established', NULL, NULL, 'member', '2023-08-08 07:59:24', '2023-08-08 08:11:28', 'bee7cf5b3871', '3c79b99ab424'),
+	('c88fd78c90ea', NULL, NULL, 'established', NULL, NULL, 'manager', '2023-08-08 07:58:53', '2023-08-08 08:12:12', 'caeba9f7e728', '3c79b99ab424'),
+	('5111b2972441', 'inactive@test.com', 'Vazgl+0DsuUKrcTezKxA+KmBgOA=', 'inactive', NULL, NULL, 'member', '2023-08-08 07:59:53', '2023-08-08 09:18:22', NULL, '3c79b99ab424'),
+	('68694999fa8d', NULL, NULL, 'established', NULL, NULL, 'manager', '2023-08-08 09:22:58', '2023-08-08 09:22:58', '9145944210a7', '6973c230d6b1'),
+	('3229d273decd', NULL, '5eO+mQd6F+AQwCITx5mV8dX9/6U=', 'invited', NULL, NULL, 'manager', '2023-08-08 09:38:27', '2023-08-08 09:43:11', '130684395770', '6973c230d6b1'),
+	('7cae64a7800c', 'e.mail@test.com', '7FUv2lrEcRjMbW/Nb1mTkBaAPOs=', 'invited', NULL, NULL, 'member', '2023-08-08 09:37:38', '2023-08-08 09:43:21', NULL, '6973c230d6b1'),
+	('878426563205', NULL, NULL, 'established', NULL, NULL, 'guest', '2023-08-08 09:36:41', '2023-08-08 09:43:52', '48f00685a292', '6973c230d6b1'),
+	('d27ca1d0e6e4', NULL, NULL, 'established', '#ff0080', '🐈‍⬛', 'member', '2023-08-08 09:36:01', '2023-08-08 09:44:19', 'bae69a1c9fcc', '6973c230d6b1'),
+	('c463d2a19847', NULL, NULL, 'established', NULL, 'Ca', 'member', '2023-08-08 09:38:01', '2023-08-08 09:44:50', 'caeba9f7e728', '6973c230d6b1'),
+	('763c0d181b63', NULL, NULL, 'established', NULL, NULL, 'manager', '2023-08-08 09:37:16', '2023-08-08 09:45:21', 'bee7cf5b3871', '6973c230d6b1'),
+	('b7d93b2fa1be', NULL, 'mLdsTtaGGptPYSZLUDgX8sAFO54=', 'established', NULL, NULL, 'member', '2023-08-12 19:10:49', '2023-08-12 19:10:49', 'a2f4f3879c85', '9c2447aefe38'),
+	('ac1cd0bcbd69', NULL, 'V30YTcBqBqs5xS7HrFM4ODRrzbw=', 'established', NULL, NULL, 'member', '2023-08-12 19:10:28', '2023-08-12 19:10:28', 'a3d9d86dc23b', '9c2447aefe38'),
+	('8be6d2f6f7dc', NULL, 'ru6jsdD9fODk8+p8wmI909rJPkQ=', 'established', NULL, NULL, 'manager', '2023-08-12 19:11:03', '2023-08-12 19:11:03', '566aea2c2759', '9c2447aefe38'),
+	('0e26982c9895', NULL, 'ao9OQRgXWBpCVaD4lGQaUFzvKwI=', 'established', NULL, NULL, 'member', '2023-08-12 19:10:14', '2023-08-12 19:10:14', 'dac7116e02ed', '9c2447aefe38'),
+	('b2f127cb410f', NULL, NULL, 'established', NULL, NULL, 'manager', '2023-08-13 06:32:29', '2023-08-13 06:32:29', 'dac7116e02ed', '0969e3c95dfc'),
+	('d806a59915f8', NULL, 'SuP47raE2s/2hGLsdBiO/icIU0E=', 'established', NULL, NULL, 'member', '2023-08-13 10:29:25', '2023-08-13 10:29:25', 'a3d9d86dc23b', '0969e3c95dfc'),
+	('7db6a9ffc210', NULL, 'yyXTSd6kGh7kNENlcGDeYtq4ftQ=', 'established', NULL, NULL, 'guest', '2023-08-13 10:29:47', '2023-08-13 10:29:47', 'a2f4f3879c85', '0969e3c95dfc'),
+	('60a470e1aff6', NULL, 'uGXywHjal9lK+rcdtRBcXh8y5qA=', 'established', NULL, NULL, 'manager', '2023-08-13 10:29:55', '2023-08-13 10:29:55', '566aea2c2759', '0969e3c95dfc'),
+	('d1c0a4522283', NULL, NULL, 'established', NULL, NULL, 'manager', '2023-09-29 23:24:38', '2023-09-29 23:24:38', 'dac7116e02ed', '70ca971c992f'),
+	('5b24ce470d9f', NULL, 'XisYzAgXUozfJA1M/y39ow8t5Vw=', 'established', NULL, NULL, 'member', '2023-09-29 23:27:54', '2023-09-29 23:27:54', 'a3d9d86dc23b', '70ca971c992f'),
+	('46d14f7c072c', NULL, '4KCuIMWvkGVAjSBtAnG5QcesOrI=', 'established', NULL, NULL, 'manager', '2023-09-29 23:41:30', '2023-09-29 23:41:30', 'a2f4f3879c85', '70ca971c992f'),
+	('b0bdb7202a9d', NULL, NULL, 'established', NULL, NULL, 'manager', '2023-08-08 07:53:12', '2023-08-08 07:53:12', '9145944210a7', '3c79b99ab424'),
+	('b00054c3c03e', NULL, 'XC/b4erYO0iZZTBEXOi3n/4AH9w=', 'established', NULL, NULL, 'guest', '2023-08-13 10:29:08', '2023-08-13 10:29:08', '9145944210a7', '0969e3c95dfc'),
+	('10d8f02ce5b4', NULL, 'n1MKxMj1RWkrcSmNfHdjUxKV3QY=', 'established', NULL, NULL, 'guest', '2023-09-29 23:25:49', '2023-09-29 23:25:49', '9145944210a7', '70ca971c992f'),
+	('b32db30637c8', NULL, 'AC/b4erYO0iZZTBEXOi3n/4AH9w=', 'invited', NULL, NULL, 'manager', '2023-08-12 17:41:55', '2023-08-12 17:41:55', '9145944210a7', '9c2447aefe38');
 
 
 
diff --git a/api/migrations/schema/Version20240621060047.php b/api/migrations/schema/Version20240621060047.php
new file mode 100644
index 0000000000..4f04aa3587
--- /dev/null
+++ b/api/migrations/schema/Version20240621060047.php
@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20240621060047 extends AbstractMigration {
+    public function getDescription(): string {
+        return 'Add color and abbreviation to profile';
+    }
+
+    public function up(Schema $schema): void {
+        $this->addSql('ALTER TABLE profile ADD color VARCHAR(8) DEFAULT NULL');
+        $this->addSql('ALTER TABLE profile ADD abbreviation TEXT DEFAULT NULL');
+    }
+
+    public function down(Schema $schema): void {
+        $this->addSql('ALTER TABLE profile DROP color');
+        $this->addSql('ALTER TABLE profile DROP abbreviation');
+    }
+}
diff --git a/api/src/Entity/Profile.php b/api/src/Entity/Profile.php
index 536f67adba..92a6bb3d5b 100644
--- a/api/src/Entity/Profile.php
+++ b/api/src/Entity/Profile.php
@@ -172,6 +172,26 @@ class Profile extends BaseEntity {
     #[ORM\Column(type: 'string', length: 20, nullable: true)]
     public ?string $language = null;
 
+    /**
+     * The default color of the avatar as a hex color string.
+     */
+    #[InputFilter\Trim]
+    #[Assert\Regex(pattern: '/^#[0-9a-zA-Z]{6}$/')]
+    #[ApiProperty(example: '#4DBB52')]
+    #[Groups(['read', 'write'])]
+    #[ORM\Column(type: 'string', length: 8, nullable: true)]
+    public ?string $color = null;
+
+    /**
+     * The default abbreviation in the avatar.
+     */
+    #[InputFilter\Trim]
+    #[Assert\Length(max: 2, countUnit: Assert\Length::COUNT_GRAPHEMES)]
+    #[ApiProperty(example: 'AB')]
+    #[Groups(['read', 'write'])]
+    #[ORM\Column(type: 'text', nullable: true)]
+    public ?string $abbreviation = null;
+
     /**
      * The technical roles that this person has in the eCamp application.
      */
diff --git a/api/src/Entity/User.php b/api/src/Entity/User.php
index cf3d68d9ba..40c960fb46 100644
--- a/api/src/Entity/User.php
+++ b/api/src/Entity/User.php
@@ -182,6 +182,24 @@ public function getDisplayName(): ?string {
         return $this->profile->getDisplayName();
     }
 
+    /**
+     * A displayable name of the user.
+     */
+    #[ApiProperty(example: '#ff0000')]
+    #[Groups(['read'])]
+    public function getColor(): ?string {
+        return $this->profile->color;
+    }
+
+    /**
+     * A displayable name of the user.
+     */
+    #[ApiProperty(example: 'AB')]
+    #[Groups(['read'])]
+    public function getAbbreviation(): ?string {
+        return $this->profile->abbreviation;
+    }
+
     #[ApiProperty]
     #[SerializedName('profile')]
     #[Groups(['read'])]
diff --git a/api/tests/Api/CampCollaborations/UpdateCampCollaborationTest.php b/api/tests/Api/CampCollaborations/UpdateCampCollaborationTest.php
index c427641782..51b89f16a2 100644
--- a/api/tests/Api/CampCollaborations/UpdateCampCollaborationTest.php
+++ b/api/tests/Api/CampCollaborations/UpdateCampCollaborationTest.php
@@ -265,6 +265,53 @@ public function testPatchStatusFromInactiveToInvitedSendsInviteEmail() {
         $this->assertEmailCount(1);
     }
 
+    public function testPatchCampCollaborationValidatesInvalidColor() {
+        $campCollaboration = static::getFixture('campCollaboration3guest');
+        static::createClientWithCredentials()->request('PATCH', '/camp_collaborations/'.$campCollaboration->getId(), ['json' => [
+            'color' => 'red',
+        ], 'headers' => ['Content-Type' => 'application/merge-patch+json']]);
+
+        $this->assertResponseStatusCodeSame(422);
+        $this->assertJsonContains([
+            'violations' => [
+                [
+                    'propertyPath' => 'color',
+                    'message' => 'This value is not valid.',
+                ],
+            ],
+        ]);
+    }
+
+    #[DataProvider('invalidAbbreviations')]
+    public function testPatchCampCollaborationValidatesInvalidAbbreviation($abbreviation) {
+        $campCollaboration = static::getFixture('campCollaboration3guest');
+        static::createClientWithCredentials()->request('PATCH', '/camp_collaborations/'.$campCollaboration->getId(), ['json' => [
+            'abbreviation' => $abbreviation,
+        ], 'headers' => ['Content-Type' => 'application/merge-patch+json']]);
+
+        $this->assertResponseStatusCodeSame(422);
+        $this->assertJsonContains([
+            'violations' => [
+                [
+                    'propertyPath' => 'abbreviation',
+                    'message' => 'This value is too long. It should have 2 characters or less.',
+                ],
+            ],
+        ]);
+    }
+
+    #[DataProvider('validAbbreviations')]
+    public function testPatchCampCollaborationValidatesValidAbbreviation($abbreviation) {
+        $campCollaboration = static::getFixture('campCollaboration5inactive');
+        static::createClientWithCredentials()->request('PATCH', '/camp_collaborations/'.$campCollaboration->getId(), ['json' => [
+            'abbreviation' => $abbreviation,
+        ], 'headers' => ['Content-Type' => 'application/merge-patch+json']]);
+        $this->assertResponseStatusCodeSame(200);
+        $this->assertJsonContains([
+            'abbreviation' => $abbreviation,
+        ]);
+    }
+
     #[DataProvider('usersWhichCanEditCampCollaborations')]
     public function testRejectsPatchStatusFromEstablishedToInactiveIfNoManagerWouldBeInCamp(string $userFixtureName) {
         $campCollaboration = static::getFixture('campCollaboration1camp2manager');
@@ -355,4 +402,23 @@ public function testRejectsPatchRoleToGuestIfNoManagerWouldBeInCamp(string $user
     public static function usersWhichCanEditCampCollaborations(): array {
         return ['user1manager' => ['user1manager'], 'user2member' => ['user2member']];
     }
+
+    public static function invalidAbbreviations(): array {
+        return [
+            ['ABC'],
+            ['D3C'],
+            ['🧑🏿‍🚀🙋🏼‍♀️😊'],
+        ];
+    }
+
+    public static function validAbbreviations(): array {
+        return [
+            ['A'],
+            ['33'],
+            ['X4'],
+            ['✅😊'],
+            ['🧑🏿‍🚀🧑🏼‍🔧'],
+            ['⚜️'],
+        ];
+    }
 }
diff --git a/api/tests/Api/Profiles/ReadProfileTest.php b/api/tests/Api/Profiles/ReadProfileTest.php
index 3c9528d388..187afa004b 100644
--- a/api/tests/Api/Profiles/ReadProfileTest.php
+++ b/api/tests/Api/Profiles/ReadProfileTest.php
@@ -34,6 +34,8 @@ public function testGetSingleProfileIsAllowedForSelf() {
             'nickname' => $profile->nickname,
             'language' => $profile->language,
             'legalName' => $profile->getLegalName(),
+            'abbreviation' => $profile->abbreviation,
+            'color' => $profile->color,
             '_links' => [
                 'self' => [
                     'href' => '/profiles/'.$profile->getId(),
@@ -58,6 +60,8 @@ public function testGetSingleProfileIsAllowedForRelatedUser() {
             'nickname' => $profile->nickname,
             'language' => $profile->language,
             'legalName' => $profile->getLegalName(),
+            'abbreviation' => $profile->abbreviation,
+            'color' => $profile->color,
             '_links' => [
                 'self' => [
                     'href' => '/profiles/'.$profile->getId(),
@@ -84,6 +88,8 @@ public function testGetSingleProfileIsAllowedForSelfIfSelfHasNoCampCollaboration
             'nickname' => $profile->nickname,
             'language' => $profile->language,
             'legalName' => $profile->getLegalName(),
+            'abbreviation' => $profile->abbreviation,
+            'color' => $profile->color,
             '_links' => [
                 'self' => [
                     'href' => '/profiles/'.$profile->getId(),
diff --git a/api/tests/Api/Profiles/UpdateProfileTest.php b/api/tests/Api/Profiles/UpdateProfileTest.php
index 2270e3da14..6da0619cb3 100644
--- a/api/tests/Api/Profiles/UpdateProfileTest.php
+++ b/api/tests/Api/Profiles/UpdateProfileTest.php
@@ -204,6 +204,53 @@ public function testPatchProfileTrimsLanguage() {
         ]);
     }
 
+    public function testPatchProfileValidatesInvalidColor() {
+        $profile = static::getFixture('profile1manager');
+        static::createClientWithCredentials()->request('PATCH', '/profiles/'.$profile->getId(), ['json' => [
+            'color' => 'red',
+        ], 'headers' => ['Content-Type' => 'application/merge-patch+json']]);
+
+        $this->assertResponseStatusCodeSame(422);
+        $this->assertJsonContains([
+            'violations' => [
+                [
+                    'propertyPath' => 'color',
+                    'message' => 'This value is not valid.',
+                ],
+            ],
+        ]);
+    }
+
+    #[DataProvider('invalidAbbreviations')]
+    public function testPatchCampCollaborationValidatesInvalidAbbreviation($abbreviation) {
+        $profile = static::getFixture('profile1manager');
+        static::createClientWithCredentials()->request('PATCH', '/profiles/'.$profile->getId(), ['json' => [
+            'abbreviation' => $abbreviation,
+        ], 'headers' => ['Content-Type' => 'application/merge-patch+json']]);
+
+        $this->assertResponseStatusCodeSame(422);
+        $this->assertJsonContains([
+            'violations' => [
+                [
+                    'propertyPath' => 'abbreviation',
+                    'message' => 'This value is too long. It should have 2 characters or less.',
+                ],
+            ],
+        ]);
+    }
+
+    #[DataProvider('validAbbreviations')]
+    public function testPatchCampCollaborationValidatesValidAbbreviation($abbreviation) {
+        $profile = static::getFixture('profile1manager');
+        static::createClientWithCredentials()->request('PATCH', '/profiles/'.$profile->getId(), ['json' => [
+            'abbreviation' => $abbreviation,
+        ], 'headers' => ['Content-Type' => 'application/merge-patch+json']]);
+        $this->assertResponseStatusCodeSame(200);
+        $this->assertJsonContains([
+            'abbreviation' => $abbreviation,
+        ]);
+    }
+
     public function testPatchProfileValidatesInvalidLanguage() {
         $profile = static::getFixture('profile1manager');
         static::createClientWithCredentials()->request('PATCH', '/profiles/'.$profile->getId(), ['json' => [
@@ -270,4 +317,22 @@ public static function notWriteableProfileProperties(): array {
             'user' => ['user'],
         ];
     }
+
+    public static function invalidAbbreviations(): array {
+        return [
+            ['ABC'],
+            ['D3C'],
+            ['🧑🏿‍🚀🙋🏼‍♀️😊'],
+        ];
+    }
+
+    public static function validAbbreviations(): array {
+        return [
+            ['AB'],
+            ['33'],
+            ['X4'],
+            ['✅😊'],
+            ['🧑🏿‍🚀🧑🏼‍🔧'],
+        ];
+    }
 }
diff --git a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetCollectionMatchesStructure with data set camp_collaborations__1.json b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetCollectionMatchesStructure with data set camp_collaborations__1.json
index 44110ee299..e2ff2cbcd4 100644
--- a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetCollectionMatchesStructure with data set camp_collaborations__1.json	
+++ b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetCollectionMatchesStructure with data set camp_collaborations__1.json	
@@ -126,6 +126,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -206,6 +208,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -286,6 +290,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -366,6 +372,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -446,6 +454,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -526,6 +536,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -606,6 +618,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -686,6 +700,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -766,6 +782,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -846,6 +864,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -926,6 +946,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
diff --git a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetCollectionMatchesStructure with data set profiles__1.json b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetCollectionMatchesStructure with data set profiles__1.json
index 38f9b870e0..5396b1b4c8 100644
--- a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetCollectionMatchesStructure with data set profiles__1.json	
+++ b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetCollectionMatchesStructure with data set profiles__1.json	
@@ -10,6 +10,8 @@
                         "href": "escaped_value"
                     }
                 },
+                "abbreviation": "escaped_value",
+                "color": "escaped_value",
                 "email": "escaped_value",
                 "firstname": "escaped_value",
                 "id": "escaped_value",
@@ -27,6 +29,8 @@
                         "href": "escaped_value"
                     }
                 },
+                "abbreviation": "escaped_value",
+                "color": "escaped_value",
                 "email": "escaped_value",
                 "firstname": "escaped_value",
                 "id": "escaped_value",
@@ -44,6 +48,8 @@
                         "href": "escaped_value"
                     }
                 },
+                "abbreviation": "escaped_value",
+                "color": "escaped_value",
                 "email": "escaped_value",
                 "firstname": "escaped_value",
                 "id": "escaped_value",
@@ -61,6 +67,8 @@
                         "href": "escaped_value"
                     }
                 },
+                "abbreviation": "escaped_value",
+                "color": "escaped_value",
                 "email": "escaped_value",
                 "firstname": "escaped_value",
                 "id": "escaped_value",
@@ -78,6 +86,8 @@
                         "href": "escaped_value"
                     }
                 },
+                "abbreviation": "escaped_value",
+                "color": "escaped_value",
                 "email": "escaped_value",
                 "firstname": "escaped_value",
                 "id": "escaped_value",
diff --git a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set camp_collaborations__1.json b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set camp_collaborations__1.json
index b3c5bec5b1..c84f1c605b 100644
--- a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set camp_collaborations__1.json	
+++ b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set camp_collaborations__1.json	
@@ -56,6 +56,8 @@
                     "href": "escaped_value"
                 }
             },
+            "abbreviation": "escaped_value",
+            "color": "escaped_value",
             "displayName": "escaped_value",
             "id": "escaped_value"
         }
diff --git a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set camps__1.json b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set camps__1.json
index 6eb4f736b4..9afc1cba01 100644
--- a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set camps__1.json	
+++ b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set camps__1.json	
@@ -32,6 +32,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -65,6 +67,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -98,6 +102,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -131,6 +137,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
@@ -164,6 +172,8 @@
                                 "href": "escaped_value"
                             }
                         },
+                        "abbreviation": "escaped_value",
+                        "color": "escaped_value",
                         "displayName": "escaped_value",
                         "id": "escaped_value"
                     }
diff --git a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set profiles__1.json b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set profiles__1.json
index 835aeeec69..01fb732b50 100644
--- a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set profiles__1.json	
+++ b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testGetItemMatchesStructure with data set profiles__1.json	
@@ -7,6 +7,8 @@
             "href": "escaped_value"
         }
     },
+    "abbreviation": "escaped_value",
+    "color": "escaped_value",
     "email": "escaped_value",
     "firstname": "escaped_value",
     "id": "escaped_value",
diff --git a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testOpenApiSpecMatchesSnapshot__1.yml b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testOpenApiSpecMatchesSnapshot__1.yml
index a68fa412dd..226c6c1573 100644
--- a/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testOpenApiSpecMatchesSnapshot__1.yml
+++ b/api/tests/Api/SnapshotTests/__snapshots__/ResponseSnapshotTest__testOpenApiSpecMatchesSnapshot__1.yml
@@ -15488,6 +15488,21 @@ components:
         The properties available to related eCamp users are here.
         Related means that they were or are collaborators in the same camp.
       properties:
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -15564,6 +15579,21 @@ components:
       deprecated: false
       description: ''
       properties:
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -15643,6 +15673,21 @@ components:
         The properties available to related eCamp users are here.
         Related means that they were or are collaborators in the same camp.
       properties:
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -15709,6 +15754,21 @@ components:
         The properties available to related eCamp users are here.
         Related means that they were or are collaborators in the same camp.
       properties:
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         firstname:
           description: "The user's (optional) first name."
           example: Robert
@@ -15781,6 +15841,17 @@ components:
                   maxLength: 16
                   readOnly: true
                   type: string
+                abbreviation:
+                  description: 'The default abbreviation in the avatar.'
+                  example: AB
+                  maxLength: 2
+                  type: ['null', string]
+                color:
+                  description: 'The default color of the avatar as a hex color string.'
+                  example: '#4DBB52'
+                  maxLength: 8
+                  pattern: '^(#[0-9a-zA-Z]{6})$'
+                  type: ['null', string]
                 email:
                   description: 'Unique email of the user.'
                   example: bi-pi@example.com
@@ -15871,6 +15942,21 @@ components:
                   type: string
               type: object
           type: object
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -15956,6 +16042,21 @@ components:
                   type: string
               type: object
           type: object
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -16044,6 +16145,21 @@ components:
                   type: string
               type: object
           type: object
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -16133,6 +16249,21 @@ components:
         '@type':
           readOnly: true
           type: string
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -16232,6 +16363,21 @@ components:
         '@type':
           readOnly: true
           type: string
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -16311,6 +16457,21 @@ components:
         The properties available to related eCamp users are here.
         Related means that they were or are collaborators in the same camp.
       properties:
+        abbreviation:
+          description: 'The default abbreviation in the avatar.'
+          example: AB
+          maxLength: 2
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'The default color of the avatar as a hex color string.'
+          example: '#4DBB52'
+          maxLength: 8
+          pattern: '^(#[0-9a-zA-Z]{6})$'
+          type:
+            - 'null'
+            - string
         email:
           description: 'Unique email of the user.'
           example: bi-pi@example.com
@@ -20218,6 +20379,20 @@ components:
         A person using eCamp.
         The properties available for all other eCamp users are here.
       properties:
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20245,6 +20420,20 @@ components:
       deprecated: false
       description: ''
       properties:
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20272,6 +20461,20 @@ components:
       deprecated: false
       description: ''
       properties:
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20301,6 +20504,20 @@ components:
         A person using eCamp.
         The properties available for all other eCamp users are here.
       properties:
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20391,10 +20608,20 @@ components:
                   maxLength: 16
                   readOnly: true
                   type: string
+                abbreviation:
+                  description: 'A displayable name of the user.'
+                  example: AB
+                  readOnly: true
+                  type: ['null', string]
                 activationKey:
                   description: 'User-Input for activation.'
                   type: ['null', string]
                   writeOnly: true
+                color:
+                  description: 'A displayable name of the user.'
+                  example: '#ff0000'
+                  readOnly: true
+                  type: ['null', string]
                 displayName:
                   description: 'A displayable name of the user.'
                   example: 'Robert Baden-Powell'
@@ -20454,6 +20681,20 @@ components:
                   type: string
               type: object
           type: object
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20490,6 +20731,20 @@ components:
                   type: string
               type: object
           type: object
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20526,6 +20781,20 @@ components:
                   type: string
               type: object
           type: object
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20564,6 +20833,20 @@ components:
                   type: string
               type: object
           type: object
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20657,6 +20940,20 @@ components:
         '@type':
           readOnly: true
           type: string
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20707,6 +21004,20 @@ components:
         '@type':
           readOnly: true
           type: string
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20757,6 +21068,20 @@ components:
         '@type':
           readOnly: true
           type: string
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
@@ -20809,6 +21134,20 @@ components:
         '@type':
           readOnly: true
           type: string
+        abbreviation:
+          description: 'A displayable name of the user.'
+          example: AB
+          readOnly: true
+          type:
+            - 'null'
+            - string
+        color:
+          description: 'A displayable name of the user.'
+          example: '#ff0000'
+          readOnly: true
+          type:
+            - 'null'
+            - string
         displayName:
           description: 'A displayable name of the user.'
           example: 'Robert Baden-Powell'
diff --git a/api/tests/Api/Users/ReadUserTest.php b/api/tests/Api/Users/ReadUserTest.php
index 23a1f308dd..9cde757a64 100644
--- a/api/tests/Api/Users/ReadUserTest.php
+++ b/api/tests/Api/Users/ReadUserTest.php
@@ -57,6 +57,8 @@ public function testGetSingleUserIsAllowedForSelf() {
         $this->assertJsonEquals([
             'id' => $user->getId(),
             'displayName' => $user->getDisplayName(),
+            'abbreviation' => $user->getAbbreviation(),
+            'color' => $user->getColor(),
             '_links' => [
                 'self' => [
                     'href' => $this->getIriFor('user1manager'),
@@ -76,6 +78,8 @@ public function testGetSingleUserIsAllowedForRelatedUser() {
         $this->assertJsonEquals([
             'id' => $user->getId(),
             'displayName' => $user->getDisplayName(),
+            'abbreviation' => $user->getAbbreviation(),
+            'color' => $user->getColor(),
             '_links' => [
                 'self' => [
                     'href' => $this->getIriFor('user2member'),
diff --git a/common/helpers/__tests__/campCollaborationInitials.spec.js b/common/helpers/__tests__/campCollaborationInitials.spec.js
index 379b88dccc..5693d6c486 100644
--- a/common/helpers/__tests__/campCollaborationInitials.spec.js
+++ b/common/helpers/__tests__/campCollaborationInitials.spec.js
@@ -17,6 +17,12 @@ describe('campCollaborationInitials', () => {
     [{ inviteEmail: 'ecamp@ecamp3.ch', status: 'inactive', user: null }, 'EC'],
     [{ abbreviation: 'B', inviteEmail: null, user: null }, 'B'],
     [{ abbreviation: 'AA', user: () => ({ displayName: 'Bi-Pi' }) }, 'AA'],
+    [
+      { abbreviation: 'AA', user: () => ({ abbreviation: 'CC', displayName: 'Bi-Pi' }) },
+      'AA',
+    ],
+    [{ user: () => ({ abbreviation: 'QQ' }) }, 'QQ'],
+    [{ user: () => ({ abbreviation: 'QQ', displayName: 'Bi-Pi' }) }, 'QQ'],
   ])('maps %o to "%s"', (input, expected) => {
     expect(campCollaborationInitials(input)).toEqual(expected)
   })
diff --git a/common/helpers/__tests__/colors.spec.js b/common/helpers/__tests__/colors.spec.js
index 8650b44257..0af33c5db4 100644
--- a/common/helpers/__tests__/colors.spec.js
+++ b/common/helpers/__tests__/colors.spec.js
@@ -24,6 +24,8 @@ describe('userColor', () => {
     [{ name: 'test' }, '#4d4d4d'],
     [{ _meta: {} }, '#4d4d4d'],
     [{ _meta: { loading: true } }, '#4d4d4d'],
+    [{ color: '#abcdef' }, '#abcdef'],
+    [{ color: '#abcdef', _meta: { loading: true } }, '#4d4d4d'],
   ])('maps %p to %p', (input, expected) => {
     expect(userColor(input)).toEqual(expected)
   })
@@ -40,6 +42,19 @@ describe('campCollaborationColor', () => {
     [{ _meta: { loading: true } }, '#4d4d4d'],
     [{ id: 'fffffff', user: () => ({ _meta: { loading: true } }) }, '#4d4d4d'],
     [{ color: '#ECA110' }, '#ECA110'],
+    [{ color: '#ECA110', _meta: { loading: true } }, '#4d4d4d'],
+    [
+      { id: 'fffffff', user: () => ({ color: '#ECA110', _meta: { loading: true } }) },
+      '#4d4d4d',
+    ],
+    [
+      {
+        id: 'fffffff',
+        _meta: { loading: true },
+        user: () => ({ color: '#ECA110', _meta: { loading: true } }),
+      },
+      '#4d4d4d',
+    ],
   ])('maps %o to "%s"', (input, expected) => {
     expect(campCollaborationColor(input)).toEqual(expected)
   })
diff --git a/common/helpers/__tests__/userInitials.spec.js b/common/helpers/__tests__/userInitials.spec.js
index 051ff74771..eff283e9f8 100644
--- a/common/helpers/__tests__/userInitials.spec.js
+++ b/common/helpers/__tests__/userInitials.spec.js
@@ -2,11 +2,15 @@ import userInitials from '../userInitials.js'
 
 describe('userInitials', () => {
   it.each([
+    [{}, ''],
+    [null, ''],
+    [undefined, ''],
     [{ id: 'fffffff' }, ''],
     [{ displayName: 'test' }, 'TE'],
     [{ displayName: 'test', _meta: {} }, 'TE'],
     [{ _meta: { loading: true } }, ''],
-  ])('maps %p to %p', (input, expected) => {
+    [{ abbreviation: 'V3', displayName: 'test' }, 'V3'],
+  ])('maps %o to "%s"', (input, expected) => {
     expect(userInitials(input)).toEqual(expected)
   })
 })
diff --git a/common/helpers/campCollaborationInitials.js b/common/helpers/campCollaborationInitials.js
index 93438b3b75..3ca2823bf5 100644
--- a/common/helpers/campCollaborationInitials.js
+++ b/common/helpers/campCollaborationInitials.js
@@ -1,11 +1,24 @@
-import campCollaborationDisplayName from './campCollaborationDisplayName.js'
+import userDisplayName from './userDisplayName.js'
 import initials from './initials.js'
 
 /**
  * Returns two characters to display for a camp collaboration based on its user
  */
 export default function (campCollaboration) {
-  return campCollaboration?.abbreviation
-    ? campCollaboration.abbreviation
-    : initials(campCollaborationDisplayName(campCollaboration, null, false))
+  if (!campCollaboration) {
+    return ''
+  }
+
+  if (campCollaboration?.abbreviation) {
+    return campCollaboration.abbreviation
+  }
+
+  if (typeof campCollaboration.user === 'function') {
+    if (campCollaboration.user().abbreviation) {
+      return campCollaboration.user().abbreviation
+    }
+    return initials(userDisplayName(campCollaboration.user()))
+  }
+
+  return initials(campCollaboration.inviteEmail || '')
 }
diff --git a/common/helpers/colors.js b/common/helpers/colors.js
index 2b79dc1025..4e654108c2 100644
--- a/common/helpers/colors.js
+++ b/common/helpers/colors.js
@@ -41,8 +41,11 @@ function defaultColor() {
 /**
  * @returns {string} color for a user based on their id
  */
-function userColor(user) {
-  return idToColor(user.id, user._meta?.loading)
+function userColor(user, inactive = user._meta?.loading) {
+  if (user.color && !inactive) {
+    return user.color
+  }
+  return idToColor(user.id, inactive)
 }
 
 /**
@@ -53,21 +56,21 @@ function campCollaborationColor(campCollaboration) {
     return idToColor('', true)
   }
 
-  const loading =
-    campCollaboration._meta?.loading ||
-    (typeof campCollaboration.user === 'function' &&
-      campCollaboration.user()._meta?.loading)
+  const inactive =
+    campCollaboration._meta?.loading || campCollaboration.status === 'inactive'
 
-  if (campCollaboration?.color) {
+  if (campCollaboration?.color && !inactive) {
     return campCollaboration.color
   }
 
-  return idToColor(
-    typeof campCollaboration.user === 'function'
-      ? campCollaboration.user().id
-      : campCollaboration.id,
-    campCollaboration.status === 'inactive' || loading
-  )
+  if (typeof campCollaboration.user === 'function') {
+    return userColor(
+      campCollaboration.user(),
+      inactive || campCollaboration.user()._meta?.loading
+    )
+  } else {
+    return idToColor(campCollaboration.id, inactive)
+  }
 }
 
 export { contrastColor, defaultColor, userColor, campCollaborationColor, idToColor }
diff --git a/common/helpers/userInitials.js b/common/helpers/userInitials.js
index 4c6d5672c8..cdb6d9e225 100644
--- a/common/helpers/userInitials.js
+++ b/common/helpers/userInitials.js
@@ -5,5 +5,11 @@ import initials from './initials.js'
  * Returns two characters to display for a user
  */
 export default function (user) {
+  if (!user) {
+    return ''
+  }
+  if (user.abbreviation) {
+    return user.abbreviation
+  }
   return initials(userDisplayName(user))
 }
diff --git a/common/locales/de.json b/common/locales/de.json
index fdb5c54f2c..c8f3f1d83f 100644
--- a/common/locales/de.json
+++ b/common/locales/de.json
@@ -202,6 +202,19 @@
       },
       "name": "Lagerabschnitt | Lagerabschnitte"
     },
+    "profile": {
+      "fields": {
+        "abbreviation": "Abkürzung",
+        "color": "Farbe",
+        "email": "E-Mail-Adresse",
+        "firstname": "Vorname",
+        "language": "Sprache",
+        "nickname": "Spitzname",
+        "password": "Passwort",
+        "surname": "Nachname"
+      },
+      "name": "Profil"
+    },
     "scheduleEntry": {
       "fields": {
         "duration": "Dauer",
diff --git a/common/locales/en.json b/common/locales/en.json
index d78a0fa02a..1093dd758c 100644
--- a/common/locales/en.json
+++ b/common/locales/en.json
@@ -209,6 +209,19 @@
       },
       "name": "Period | Periods"
     },
+    "profile": {
+      "fields": {
+        "abbreviation": "Abbreviation",
+        "color": "Color",
+        "email": "Email address",
+        "firstname": "Firstname",
+        "language": "Language",
+        "nickname": "Nickname",
+        "password": "Password",
+        "surname": "Lastname"
+      },
+      "name": "Profile"
+    },
     "scheduleEntry": {
       "fields": {
         "duration": "Duration",
diff --git a/common/locales/fr.json b/common/locales/fr.json
index 5cf8b89303..db1a1a74a4 100644
--- a/common/locales/fr.json
+++ b/common/locales/fr.json
@@ -190,6 +190,19 @@
       },
       "name": "Période | Périodes"
     },
+    "profile": {
+      "fields": {
+        "abbreviation": "Abréviation",
+        "color": "Couleur",
+        "email": "Adresse e-mail",
+        "firstname": "Prénom",
+        "language": "Langue",
+        "nickname": "Surnom",
+        "password": "Mot de passe",
+        "surname": "Nom de famille"
+      },
+      "name": "Profil"
+    },
     "scheduleEntry": {
       "fields": {
         "duration": "Durée",
diff --git a/common/locales/it.json b/common/locales/it.json
index c2ff83a458..f7ea5a4054 100644
--- a/common/locales/it.json
+++ b/common/locales/it.json
@@ -180,6 +180,19 @@
       },
       "name": "Periodo | Periodi"
     },
+    "profile": {
+      "fields": {
+        "abbreviation": "Abbreviazione",
+        "color": "Colore",
+        "email": "Indirizzo email",
+        "firstname": "Nome",
+        "language": "Lingua",
+        "nickname": "Soprannome",
+        "password": "Parola d'ordine",
+        "surname": "Cognome"
+      },
+      "name": "Profilo"
+    },
     "scheduleEntry": {
       "fields": {
         "duration": "Durata",
diff --git a/common/locales/rm.json b/common/locales/rm.json
index 9e26dfeeb6..28973a4e31 100644
--- a/common/locales/rm.json
+++ b/common/locales/rm.json
@@ -1 +1,16 @@
-{}
\ No newline at end of file
+{
+  "entity": {
+    "profile": {
+      "fields": {
+        "abbreviation": "Abbreviaziun",
+        "color": "Colur",
+        "email": "Adressa dad e-mail",
+        "firstname": "Prenum",
+        "language": "Lingua",
+        "nickname": "Surnum",
+        "password": "Pled-clav",
+        "surname": "Num da famiglia"
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/frontend/src/components/collaborator/CollaboratorCreate.vue b/frontend/src/components/collaborator/CollaboratorCreate.vue
index f195eb0052..ba303341be 100644
--- a/frontend/src/components/collaborator/CollaboratorCreate.vue
+++ b/frontend/src/components/collaborator/CollaboratorCreate.vue
@@ -25,7 +25,7 @@
       class="mb-2"
     />
 
-    <CollaboratorForm :collaboration="entityData" variant="create" />
+    <CollaboratorForm :collaboration="entityData" />
   </DetailPane>
 </template>
 
diff --git a/frontend/src/components/collaborator/CollaboratorEdit.vue b/frontend/src/components/collaborator/CollaboratorEdit.vue
index d1c23dc05d..47974ab47f 100644
--- a/frontend/src/components/collaborator/CollaboratorEdit.vue
+++ b/frontend/src/components/collaborator/CollaboratorEdit.vue
@@ -66,6 +66,7 @@
       :collaboration="entityData"
       :status="collaborator.status"
       :readonly-role="isLastManager"
+      :initial-collaboration="collaborator"
     >
       <template #statusChange>
         <v-tooltip
@@ -152,14 +153,7 @@ export default {
     return {
       resendingEmail: false,
       emailSent: false,
-      entityProperties: [
-        'abbreviation',
-        'camp',
-        'color',
-        'inviteEmail',
-        'role',
-        'status',
-      ],
+      entityProperties: ['abbreviation', 'color', 'role', 'status'],
       entityUri: '',
     }
   },
diff --git a/frontend/src/components/collaborator/CollaboratorForm.vue b/frontend/src/components/collaborator/CollaboratorForm.vue
index 0bcfb4bd78..e932908c3c 100644
--- a/frontend/src/components/collaborator/CollaboratorForm.vue
+++ b/frontend/src/components/collaborator/CollaboratorForm.vue
@@ -76,29 +76,49 @@
       </template>
     </e-select>
 
-    <e-text-field
-      v-if="variant === 'edit'"
-      v-model="localCollaboration.abbreviation"
-      path="abbreviation"
-      vee-rules="oneEmojiOrTwoCharacters"
-    />
+    <fieldset
+      v-if="!!initialCollaboration"
+      class="e-form-container e-avatar-field v-card__text rounded-t"
+    >
+      <legend>
+        {{ $tc('components.collaborator.collaboratorForm.overrideAvatar') }}
+      </legend>
 
-    <e-color-picker
-      v-if="variant === 'edit'"
-      v-model="localCollaboration.color"
-      path="color"
-    />
+      <div class="d-flex gap-4 align-center">
+        <UserAvatar
+          :user="initialCollaboration?.user?.()"
+          :camp-collaboration="avatarCollaboration"
+        />
+        <div class="flex-grow-1">
+          <e-text-field
+            v-model="localCollaboration.abbreviation"
+            path="abbreviation"
+            :filled="false"
+            vee-rules="oneEmojiOrTwoCharacters"
+          />
+
+          <e-color-picker
+            v-model="localCollaboration.color"
+            :filled="false"
+            path="color"
+          />
+        </div>
+      </div>
+    </fieldset>
   </e-form>
 </template>
 
 <script>
+import UserAvatar from '@/components/user/UserAvatar.vue'
+
 export default {
   name: 'SettingsCollaboratorForm',
+  components: { UserAvatar },
   props: {
     collaboration: { type: Object, required: true },
     status: { type: [String, Boolean], required: false, default: false },
     readonlyRole: { type: [String, Boolean], required: false, default: false },
-    variant: { type: String, required: false, default: 'edit' },
+    initialCollaboration: { type: Object, required: false, default: null },
   },
   computed: {
     items() {
@@ -126,6 +146,12 @@ export default {
     localCollaboration() {
       return this.collaboration
     },
+    avatarCollaboration() {
+      return {
+        ...this.initialCollaboration,
+        ...this.localCollaboration,
+      }
+    },
     translatedStatus() {
       return this.$tc(`entity.campCollaboration.status.${this.status}`)
     },
@@ -139,4 +165,14 @@ export default {
   align-self: center;
   margin-right: -4px;
 }
+.e-avatar-field {
+  display: grid;
+  border: none;
+  background: #eee;
+  padding: 12px;
+  border-bottom: 1px solid rgba(0, 0, 0, 0.42) !important;
+}
+.e-avatar-field legend {
+  float: left;
+}
 </style>
diff --git a/frontend/src/components/navigation/UserMeta.vue b/frontend/src/components/navigation/UserMeta.vue
index e8e4cc3a02..e806a019b7 100644
--- a/frontend/src/components/navigation/UserMeta.vue
+++ b/frontend/src/components/navigation/UserMeta.vue
@@ -24,9 +24,18 @@
         >
           <template v-if="authUser">
             <v-badge v-if="invitationCount > 0" color="#f00" dot overlap bordered>
-              <user-avatar :user="authUser" :size="40" />
+              <UserAvatar
+                :user="authUser"
+                :camp-collaboration="currentCampCollaboration"
+                :size="40"
+              />
             </v-badge>
-            <UserAvatar v-else :user="authUser" :size="40" />
+            <UserAvatar
+              v-else
+              :user="authUser"
+              :camp-collaboration="currentCampCollaboration"
+              :size="40"
+            />
           </template>
           <span class="sr-only-sm-and-down mx-3">
             {{ authUser.displayName }}
@@ -43,9 +52,18 @@
       >
         <template v-if="authUser">
           <v-badge v-if="invitationCount > 0" color="#f00" dot overlap bordered>
-            <user-avatar :user="authUser" :size="40" />
+            <UserAvatar
+              :user="authUser"
+              :camp-collaboration="currentCampCollaboration"
+              :size="40"
+            />
           </v-badge>
-          <UserAvatar v-else :user="authUser" :size="40" />
+          <UserAvatar
+            v-else
+            :user="authUser"
+            :camp-collaboration="currentCampCollaboration"
+            :size="40"
+          />
         </template>
         <span class="sr-only-sm-and-down mx-3">
           {{ authUser.displayName }}
@@ -130,6 +148,11 @@ export default {
       required: false,
       default: '',
     },
+    camp: {
+      type: Object,
+      required: false,
+      default: null,
+    },
   },
   data() {
     return {
@@ -150,6 +173,14 @@ export default {
     ...mapGetters({
       authUser: 'getLoggedInUser',
     }),
+    currentCampCollaboration() {
+      return this.camp
+        ?.campCollaborations()
+        .items.find(
+          (collaboration) =>
+            this.authUser?._meta?.self === collaboration.user?.()?._meta?.self
+        )
+    },
   },
   methods: {
     async logout() {
diff --git a/frontend/src/components/user/UserAvatar.vue b/frontend/src/components/user/UserAvatar.vue
index 91319c2ac6..aae09ada05 100644
--- a/frontend/src/components/user/UserAvatar.vue
+++ b/frontend/src/components/user/UserAvatar.vue
@@ -33,25 +33,25 @@ export default {
       if (this.isLoading) {
         return defaultColor()
       }
-      return this.user
-        ? userColor(this.user)
-        : campCollaborationColor(this.campCollaboration)
+      return this.campCollaboration
+        ? campCollaborationColor(this.campCollaboration)
+        : userColor(this.user)
     },
     initials() {
       if (this.isLoading) {
         return ''
       }
-      return this.user
-        ? userInitials(this.user)
-        : campCollaborationInitials(this.campCollaboration)
+      return this.campCollaboration
+        ? campCollaborationInitials(this.campCollaboration)
+        : userInitials(this.user)
     },
     displayName() {
       if (this.isLoading) {
         return ''
       }
-      return this.user
-        ? userDisplayName(this.user)
-        : campCollaborationDisplayName(this.campCollaboration, this.$tc.bind(this))
+      return this.campCollaboration
+        ? campCollaborationDisplayName(this.campCollaboration, this.$tc.bind(this))
+        : userDisplayName(this.user)
     },
     /**
      * Font size of small avatars should be half the size,
diff --git a/frontend/src/locales/de.json b/frontend/src/locales/de.json
index a54193f421..185f263720 100644
--- a/frontend/src/locales/de.json
+++ b/frontend/src/locales/de.json
@@ -209,6 +209,7 @@
         "title": "{user} bearbeiten"
       },
       "collaboratorForm": {
+        "overrideAvatar": "Avatar für dieses Lager überschreiben",
         "roleHint": "Jedes Lager benötigt mindestens eine Person mit Administrationsrechten."
       },
       "promptCollaboratorDeactivate": {
@@ -447,20 +448,6 @@
       }
     }
   },
-  "entity": {
-    "user": {
-      "fields": {
-        "birthday": "Geburtstag",
-        "email": "E-Mail-Adresse",
-        "firstname": "Vorname",
-        "language": "Sprache",
-        "nickname": "Spitzname",
-        "password": "Passwort",
-        "surname": "Nachname"
-      },
-      "name": "User"
-    }
-  },
   "global": {
     "button": {
       "add": "Hinzufügen",
diff --git a/frontend/src/locales/en.json b/frontend/src/locales/en.json
index 94978a67cf..d9e728d916 100644
--- a/frontend/src/locales/en.json
+++ b/frontend/src/locales/en.json
@@ -209,6 +209,7 @@
         "title": "Edit {user}"
       },
       "collaboratorForm": {
+        "overrideAvatar": "Overwrite avatar for this camp",
         "roleHint": "Each camp needs at least one person with administrative rights."
       },
       "promptCollaboratorDeactivate": {
@@ -447,20 +448,6 @@
       }
     }
   },
-  "entity": {
-    "user": {
-      "fields": {
-        "birthday": "Birthday",
-        "email": "Email address",
-        "firstname": "Firstname",
-        "language": "Language",
-        "nickname": "Nickname",
-        "password": "Password",
-        "surname": "Lastname"
-      },
-      "name": "User"
-    }
-  },
   "global": {
     "button": {
       "add": "Add",
diff --git a/frontend/src/locales/fr.json b/frontend/src/locales/fr.json
index 770166dbf0..d9fa2a8769 100644
--- a/frontend/src/locales/fr.json
+++ b/frontend/src/locales/fr.json
@@ -194,6 +194,7 @@
         "title": "Modifier {user}"
       },
       "collaboratorForm": {
+        "overrideAvatar": "Remplacer l'avatar pour ce camp",
         "roleHint": "Chaque camp nécessite au moins une personne disposant de droits d'administrateur."
       },
       "promptCollaboratorDeactivate": {
@@ -427,20 +428,6 @@
       }
     }
   },
-  "entity": {
-    "user": {
-      "fields": {
-        "birthday": "Anniversaire",
-        "email": "Adresse e-mail",
-        "firstname": "Prénom",
-        "language": "Langue",
-        "nickname": "Surnom",
-        "password": "Mot de passe",
-        "surname": "Nom de famille"
-      },
-      "name": "Utilisateur"
-    }
-  },
   "global": {
     "button": {
       "add": "Ajouter",
diff --git a/frontend/src/locales/it.json b/frontend/src/locales/it.json
index 41fd505f68..9f5e5ee001 100644
--- a/frontend/src/locales/it.json
+++ b/frontend/src/locales/it.json
@@ -186,6 +186,7 @@
         "title": "Éditer {user}"
       },
       "collaboratorForm": {
+        "overrideAvatar": "Sovrascrivere l'avatar per questo campo",
         "roleHint": "Ogni campo ha bisogno di almeno una persona con diritti di amministratore."
       },
       "promptCollaboratorDeactivate": {
@@ -410,20 +411,6 @@
       }
     }
   },
-  "entity": {
-    "user": {
-      "fields": {
-        "birthday": "Compleanno",
-        "email": "Indirizzo email",
-        "firstname": "Nome",
-        "language": "Lingua",
-        "nickname": "Soprannome",
-        "password": "Parola d'ordine",
-        "surname": "Cognome"
-      },
-      "name": "Utente"
-    }
-  },
   "global": {
     "button": {
       "add": "Aggiungere",
diff --git a/frontend/src/locales/rm.json b/frontend/src/locales/rm.json
index deaf31f7ee..d50c5de283 100644
--- a/frontend/src/locales/rm.json
+++ b/frontend/src/locales/rm.json
@@ -375,20 +375,6 @@
       }
     }
   },
-  "entity": {
-    "user": {
-      "fields": {
-        "birthday": "Di da naschientscha",
-        "email": "Adressa dad e-mail",
-        "firstname": "Prenum",
-        "language": "Lingua",
-        "nickname": "Surnum",
-        "password": "Pled-clav",
-        "surname": "Num da famiglia"
-      },
-      "name": "Utilisad*ra"
-    }
-  },
   "global": {
     "button": {
       "add": "Agiuntar",
diff --git a/frontend/src/views/Profile.vue b/frontend/src/views/Profile.vue
index c393ee9ce7..d2389d1dc8 100644
--- a/frontend/src/views/Profile.vue
+++ b/frontend/src/views/Profile.vue
@@ -13,7 +13,7 @@
       </template>
       <v-col>
         <v-skeleton-loader type="text" :loading="profile._meta.loading">
-          <api-form :entity="profile" name="user">
+          <api-form :entity="profile" name="profile">
             <e-text-field
               class="e-profile--email"
               :value="profile.email"
@@ -40,6 +40,14 @@
 
             <api-text-field path="nickname" @finished="reloadUser()" />
 
+            <api-text-field
+              path="abbreviation"
+              vee-rules="oneEmojiOrTwoCharacters"
+              @finished="reloadUser()"
+            />
+
+            <api-color-picker path="color" @finished="reloadUser()" />
+
             <api-select path="language" :items="availableLocales" />
           </api-form>
           <v-btn
@@ -71,10 +79,12 @@ import VueI18n from '@/plugins/i18n'
 import { mapGetters } from 'vuex'
 import ButtonEdit from '@/components/buttons/ButtonEdit.vue'
 import ApiForm from '@/components/form/api/ApiForm.vue'
+import ApiColorPicker from '@/components/form/api/ApiColorPicker.vue'
 
 export default {
   name: 'Home',
   components: {
+    ApiColorPicker,
     ApiForm,
     ButtonEdit,
     ApiSelect,
diff --git a/frontend/src/views/camp/navigation/desktop/NavTopbar.vue b/frontend/src/views/camp/navigation/desktop/NavTopbar.vue
index 2464dafd8e..0ad22f7a3d 100644
--- a/frontend/src/views/camp/navigation/desktop/NavTopbar.vue
+++ b/frontend/src/views/camp/navigation/desktop/NavTopbar.vue
@@ -42,7 +42,7 @@
         <span class="blue-grey--text"><v-icon small right>mdi-open-in-new</v-icon></span>
       </v-btn>
     </v-toolbar-items>
-    <UserMeta />
+    <UserMeta :camp="camp" />
   </v-app-bar>
 </template>
 
diff --git a/frontend/src/views/camp/navigation/mobile/NavSidebar.vue b/frontend/src/views/camp/navigation/mobile/NavSidebar.vue
index 0f20487ff8..1336ea3f66 100644
--- a/frontend/src/views/camp/navigation/mobile/NavSidebar.vue
+++ b/frontend/src/views/camp/navigation/mobile/NavSidebar.vue
@@ -24,7 +24,7 @@
         >
           <template #pre>
             <v-list-item-avatar>
-              <user-avatar :user="user" />
+              <UserAvatar :user="user" :camp-collaboration="currentCampCollaboration" />
             </v-list-item-avatar>
           </template>
         </SidebarListItem>
@@ -141,6 +141,14 @@ export default {
     ...mapGetters({
       user: 'getLoggedInUser',
     }),
+    currentCampCollaboration() {
+      return this.camp
+        ?.campCollaborations()
+        .items.find(
+          (collaboration) =>
+            this.user?._meta?.self === collaboration.user?.()?._meta?.self
+        )
+    },
   },
   methods: {
     adminRoute,