Here are some of the basic (and not so basic) color schemes and examples of how they are used in spaces:
I also remember having to as a class put together a Munsell color tree as one of our assignments for color theory. I had to do a green leaf. It was a beast of an assignment and I remember to this day how many paint chips I had to do to get enough to form my one leaf. I still have it though. Anyone else have to do this in school?
Images: Via Apartment Therapy, Atlanta Homes & Lifestyles Magazine, Unknown, Windsor Smith, Studio ten 25, Via Apartment Therapy