Part of what Albers taught was regarding the perception of color. For example, look at the picture below. Most people would say that the green grid in the center of each rectangle are two different colors. However, they would be wrong. The green grids are only one color, but because of the background colors, they look like different colors.
If you like doing this kind of stuff, you'll love your color theory class in college-and if you want to continue to test yourself, visit here.
