Colorist Ben Allan starts with the fundamentals of color perception and how it affects color correction in this enlightening blog post on The Film Bakery. He says, "The idea and the reality of color correction looms for many people as a kind of esoteric world where it feels like things should behave in a very straightforward and predictable way and yet they often react in ways that appear completely random...a bit like quantum physics! And as with quantum physics, there are predictable patterns in hows colours react. This article will explore the fundamentals of how to understand colors in a practical sense and get them to do what you want."
Read it here.