color theory 101

Above you see the humble color wheel and its selection of colors.
Primary colors can not be mixed by using using other colors, they are the basic ones.
Tertiary colors are are formed by mixing two secondary colors and secondary colors are made by mixing equal parts of primary colors.

Tone is the degree of light or darkness in a color.
Saturation is the brightness of a color
temperature is the warmth or coolness of a color

These are the very basics of color theory..There are many many books and articles about it. But just understand that with black, white , blue, red and yellow you can make any color.By adding red that color becomes warmer and by adding blue it becomes cooler. It really is that easy..