Secondary color scheme

Definition:
A secondary color is a color made by mixing two primary colors together: red and yellow to get orange, yellow and blue to get green, or red and blue to get purple. The secondary color depends on the proportion in which you mix the two primaries.

Explanation:
A secondary color is made by mixing two primary colors together. For example, if you mix yellow and red together you get orange. There are three secondary colors, including purple, orange and green.