They make varying colors and shades depending on the type of wax used and the ratio of the Wax Dyes. They can be mixed and matched. The colors will look different in different types of waxes. The colors do change with different dye concentration. All dyes fade over a period of time. Light color shades appear to fade faster than strong dark color shades. Sometimes light colors fade in only a few hours in the sun. You can use a UV Inhibitor to help decrease the possibility of colors fading.