Tint icing. Prepare buttercream icing following recipe instructions. Tint ¼ cup icing each blue, yellow, purple, green and orange following color combinations provided. Reserve remaining white icing for later step.
*Combine Royal Blue, Sky Blue and Black icing colors to get blue color shown. Combine Golden Yellow, Lemon Yellow and Brown icing colors to get yellow color shown. Combine Violet, Rose and Black icing colors to get purple color shown. Combine Leaf Green, Kelly Green and Brown icing colors to get green color shown. Combine Orange, Red-Red and Black icing colors to get orange color shown.