diff --git a/packages/rtl-objpas/src/inc/system.uitypes.pp b/packages/rtl-objpas/src/inc/system.uitypes.pp
index b32987502a..e797aca9a9 100644
--- a/packages/rtl-objpas/src/inc/system.uitypes.pp
+++ b/packages/rtl-objpas/src/inc/system.uitypes.pp
@@ -179,6 +179,13 @@ Type
       WhiteSmoke         = TColor($F5F5F5);
       Yellow             = TColor($FFFF00);
       YellowGreen        = TColor($9ACD32);
+      // extended colosr (from lazarus Graphics)
+      MoneyGreen         = TColor($C0DCC0);
+      Cream              = TColor($F0FBFF);
+      MedGray            = TColor($A4A0A0);
+      // aliases
+      LtGray             = TColor($C0C0C0); // clSilver alias
+      DkGray             = TColor($808080); // clGray alias
       var
         case Integer of
           0:  {$IFDEF ENDIAN_BIG}
@@ -189,6 +196,8 @@ Type
           1: (Color : TColor);
       end;
 
+      TColors = TColorRec;
+
 // copied from Lazutils version
 ///////////////////////////////