You will need 2 sets of rich, solid reading colors that contrast well with 2 background fabrics, in the sample, blue and black. Colors 5,6,7 and 8 will be paired with blue. 1,2,3 and 4 are paired with black. Color 9 should work with both. Or pick your own background colors! Cut and sew according to the secret formula. You will love making the simple blocks that build the quilt.