make crayoncode use the colortype (#7975)

Content.Client/Crayon/UI/CrayonBoundUserInterface.cs

@@ -40,7 +40,7 @@ namespace Content.Client.Crayon.UI
             SendMessage(new CrayonSelectMessage(state));
         }
 
-        public void SelectColor(string color)
+        public void SelectColor(Color color)
         {
             SendMessage(new CrayonColorMessage(color));
         }

Content.Client/Crayon/UI/CrayonWindow.xaml.cs

@@ -37,7 +37,7 @@ namespace Content.Client.Crayon.UI
         {
             _color = color;
 
-            Owner.SelectColor(color.ToHex());
+            Owner.SelectColor(color);
 
             RefreshList();
         }