- Complementary Colors: These are opposite each other on the color wheel and provide a high contrast, making elements stand out. - Analogous Colors: These are next to each other on the color wheel, offering a more harmonious and less contrasting look. - Triadic Colors: These are evenly spaced around the color wheel, providing vibrant yet balanced combinations. - Tetradic Colors: These involve four colors arranged into two complementary pairs, offering a rich and varied palette.