color update with small UI changes

lib/screens/stream_screen.dart

@@ -95,11 +95,18 @@ Color _getColorFromName(String colorName) {
       return Colors.orange;
     case 'violet':
       return Colors.deepPurpleAccent;
+    case 'amber':
+      return Colors.amber;
+    case 'brown':
+      return Colors.brown;
+    case 'grey':
+      return Colors.grey;
     default:
       return Colors.blue; // fallback
   }
 }
 
+
   void _setSystemBarStyle() {
   SystemChrome.setSystemUIOverlayStyle(
     SystemUiOverlayStyle(