Tint icing. Combine Kelly Green and a touch of Sky Blue icing colors to get green color shown. Combine Royal Blue and a touch of Ivory icing colors to get blue color shown. Combine Creamy Peach and a touch of Ivory icing colors to get peach color shown. Combine Lemon Yellow and a touch of Ivory icing colors to get yellow color shown. Combine Pink and a touch of Ivory icing colors to get pink color shown. Divide and tint 9 cups of icing as follows, using the color combinations provided: 1 cup green, 1 cup blue, 1 cup pink, 1 cup light peach, 1 cup dark peach, 1 cup yellow, 1½ cups purple, and reserve 1½ cups white.