A color wheel or color circle depicts the relationships between the primary colors, the secondary colors, third colors, etc., an abstract illustrative color organization around a circle. They are divided into three categories: primary, secondary and tertiary colors. Cannot make primary colors from other colors. By blending fundamental colors together, artists produce all the other rainbow colors. The colors are green, orange, and purple (purple). Secondary colors, two primary colors are formed by combining. The secondary color is built of the color wheel in two basic colors.