close #3121 Fixed:

app/Http/Requests/Setting/Category.php

@@ -18,7 +18,7 @@ public function rules()
         return [
             'name' => 'required|string',
             'type' => 'required|string|in:' . $types->implode(','),
-            'color' => 'required|string',
+            'color' => 'required|string|colour',
         ];
     }
 }

app/Http/Requests/Setting/Setting.php

@@ -49,6 +49,10 @@ public function rules()
             $rules['number_next'] = 'required|integer';
         }
 
+        if ($this->request->has('color')) {
+            $rules['color'] = 'required|string|colour';
+        }
+
         return $rules;
     }
 

app/Providers/Validation.php

@@ -4,6 +4,7 @@
 
 use App\Models\Setting\Currency;
 use Illuminate\Support\ServiceProvider as Provider;
+use Illuminate\Support\Str;
 use Validator;
 
 class Validation extends Provider
@@ -68,6 +69,41 @@ public function boot()
         },
             trans('validation.custom.invalid_extension')
         );
+
+        Validator::extend('colour', function ($attribute, $value, $parameters, $validator) {
+            $status = false;
+
+            $colors = ['gray', 'red', 'yellow', 'green', 'blue', 'indigo', 'purple', 'pink'];
+            $variants = [50, 100, 200, 300, 400, 500, 600, 700, 800, 900];
+
+            foreach ($colors as $color) {
+                if (! Str::contains($value, $color)) {
+                    continue;
+                }
+
+                foreach ($variants as $variant) {
+                    $name = $color . '-' . $variant;
+
+                    if (Str::contains($value, $name)) {
+                        $status = true;
+
+                        break;
+                    }
+                }
+
+                if ($status) {
+                    break;
+                }
+            }
+
+            if (! $status && Str::contains($value, '#')) {
+                $status = true;
+            }
+
+            return $status;
+        },
+            trans('validation.custom.invalid_colour')
+        );
     }
 
     /**

resources/lang/en-GB/validation.php

@@ -156,6 +156,7 @@
         'invalid_amount'        => 'The amount :attribute is invalid.',
         'invalid_extension'     => 'The file extension is invalid.',
         'invalid_dimension'     => 'The :attribute dimensions must be max :width x :height px.',
+        'invalid_colour'        => 'The :attribute colour is invalid.',
     ],
 
     /*