diff --git a/CHANGELOG.md b/CHANGELOG.md
index b8eb178dfa2..8f5836d30b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+
+## Version 25.03.X
+Fixes:
+- [core] Accept numeric color in saveNote schema so graph note create/edit no longer fails validation
+
 ## Version 25.03.44
 Security fixes:
 - [alerts] Validate alertConfig.selectedApps against caller's permissions (cross-app metric exfiltration)
diff --git a/api/parts/mgmt/users.js b/api/parts/mgmt/users.js
index 75348a28703..cfe1c605cb2 100644
--- a/api/parts/mgmt/users.js
+++ b/api/parts/mgmt/users.js
@@ -911,8 +911,11 @@ usersApi.saveNote = async function(params) {
             'type': 'String',
         },
         'color': {
+            // Frontend (countly.common.notes.js COLOR_TAGS) sends a numeric
+            // index 1..5. URL query callers may send "5" as a string.
+            // Mirror the ts handling — IntegerString accepts both.
             'required': true,
-            'type': 'String'
+            'type': 'IntegerString'
         },
         'category': {
             'required': false,