This is just such a handy tool to have in your Hooking basket. Dyeing wool? Color planning? Trying to find the right shade or hue? Want to know what colors work together? This is the gadget for you! It's easy as 1, 2, 3... Start with your desired color card. Choose a color scheme options. Find the corresponding color cards to create the perfect color combination. Portable size. Based on the Ives Color wheel.