Mixing Primary Colors To Make Secondary Colors Red, yellow and blue are the primary colors. Primary colors are the most basic colors. You can't make them by mixing any other colors. Orange, green and purple are the secondary colors. Mixing two primary colors makes a secondary color. For instance, if you mix red and yellow, you get orange. You can use crayons or paint. Materials: • Red crayon • Yellow crayon • Blue crayon Fill in each box with the color of crayon(s) below it. RED