Wheelcolor Color Palette Generator Whether you’re designing a logo or painting your guest room, choosing colors can be frustrating. Where do you start? Which colors work together, and why? How can you go from theory to using themes and tools to get the job done? Use the free Color Calculator to try different colors for your project. Choose your base color(s) and color harmony to create a color palette. You’ll get a color chart with hex, RGB, and CMYK color values and see your colors applied to design samples. You’ll be able to immediately evaluate your color choices against real-world design examples. Adjust, share, print, rinse, and repeat.