The document discusses the color wheel and color schemes. It explains that the color wheel organizes primary, secondary, and intermediate colors. Primary colors are red, yellow, and blue. Secondary colors are created by mixing two primary colors, and intermediate colors mix a primary and secondary. The document also outlines different color schemes including monochromatic using one color, complementary using opposite colors, analogous using adjacent colors, warm using red-orange colors, and cool using blue-green colors. Tints are made with white and shades with black to create color values.