The hex color #af103f is a dark color. The web-safe version is Hex
#990033. A complementary color is
#50EFC0. The grayscale version is
#555555. A 20% lighter version of the original color is
#E24372, and Hex
#7C000C is the 20% darker color. If the color is saturated by 10%, you get
#B8093D. If the color is desaturated by 10%, the color
#A61741 is obtained.