diff --git a/extensions/tags/src/TagValidator.php b/extensions/tags/src/TagValidator.php
index d4cdbb435..cf1d9c528 100644
--- a/extensions/tags/src/TagValidator.php
+++ b/extensions/tags/src/TagValidator.php
@@ -18,6 +18,6 @@ class TagValidator extends AbstractValidator
         'slug' => ['required', 'unique:tags', 'regex:/^[^\/\\ ]*$/i'],
         'is_hidden' => ['bool'],
         'description' => ['string', 'max:700'],
-        'color' => ['regex:/^#([a-f0-9]{6}|[a-f0-9]{3})$/i'],
+        'color' => ['hex_color'],
     ];
 }
diff --git a/framework/core/locale/validation.yml b/framework/core/locale/validation.yml
index 934d1739d..7c2b40189 100644
--- a/framework/core/locale/validation.yml
+++ b/framework/core/locale/validation.yml
@@ -41,6 +41,7 @@ validation:
     file: "The :attribute must be greater than or equal :value kilobytes."
     string: "The :attribute must be greater than or equal :value characters."
     array: "The :attribute must have :value items or more."
+  hex_color: "The :attribute field must be a valid hexadecimal color."
   image: "The :attribute must be an image."
   in: "The selected :attribute is invalid."
   in_array: "The :attribute field does not exist in :other."