Secondary colors come from mixing primary colors.
The primary colors are the colors that can be mixed
to make all the other colors and these are red, yellow, and blue.
For example, the primary colors yellow and blue make green.
The primary colors yellow and red make green make orange.
The primary colors red and blue make purple.
You will see secondary colors on the color wheel.
They form a triangle shape on the wheel and you will
notice that they are between the primary colors that make them.
Take a look below at the color wheel.
