Can someone explain basic color theory to me like I'm five?

Basic Color Theory. Color theory encompasses a multitude of definitions, concepts and design applications - enough to fill several encyclopedias. However, there are three basic categories of color theory that are logical and useful : The color wheel, color harmony, and the context of how colors are used.

Explanation:

3 categories: primary colors, secondary colors and tertiary colors

Explanation:

Color theory is both the science and art of using color. It explains how humans perceive color; and the visual effects of how colors mix, match or contrast with each other. ... In color theory, colors are organized on a color wheel and grouped into 3 categories: primary colors, secondary colors and tertiary colors.

so, not gonna do the actual thing because that's just laziness for an easy assignment like this.

but someone that has a lot of information and interesting details about is picasso. you can easily write a 500 word essay about him and how overtime his paintings of himself got more and more deformed representing that he was forgetting what he looked like and that was from memory.