(refs #488)Issue label editing is completed

src/main/scala/model/Labels.scala

@@ -29,9 +29,9 @@ case class Label(
     val b = color.substring(4, 6)
 
     if(Integer.parseInt(r, 16) + Integer.parseInt(g, 16) + Integer.parseInt(b, 16) > 408){
-      "000000"
+      "black"
     } else {
-      "FFFFFF"
+      "white"
     }
   }
 }