Most of us understand the basics of the color wheel: from primary and secondary colors to how certain color combinations work together. However, how you interpret the color wheel can be so much more than simply knowing how to mix and mingle red, yellow, blue, orange, purple and green. Knowing the various color schemes helps boost our color knowledge. And, this is essential for creatives, such as artists and designers. Below, artist Patti Mollicabreaks down some of the most common color schemes.