Make the macarons. Prepare macaron batter following the recipe instructions. Divide the batter into thirds.
Using Color Right concentrated food coloring, tint one portion batter each blue, pink and green following the following color combinations:
- Blue – 2B + 1P
- Pink – 1P
- Green – 2B + 1Y
Fill tip 2A decorating bags, separately, with blue, pink and green batter.
On a cookie sheet prepared with parchment paper, pipe 40 (1½ in.) cookies in each color. Bake and cool to room temperature following the macaron recipe instructions.