The hex color #8b1036 is a dark color. The web-safe version is Hex
#990033. A complementary color is
#74EFC9. The grayscale version is
#464646. A 20% lighter version of the original color is
#BE4369, and Hex
#580003 is the 20% darker color. If the color is saturated by 10%, you get
#920B34. If the color is desaturated by 10%, the color
#841538 is obtained.