Watch this presentation to know what a complementary color is:
0. Complementary colors
We are going to finish making the last table with a range of complementary colors. Choose a primary color and its complementary color, and check out this tutorial:
1. Complementary color.
The artistic application is to make the tail of a silhouette and color it with the same scale you did on the table. Check out this tutorial:
2. Complementary colors artistic application