The hex color #8e190c is a dark color. The web-safe version is Hex
#990000. A complementary color is
#71E6F3. The grayscale version is
#3C3C3C. A 20% lighter version of the original color is
#C14C3F, and Hex
#5B0000 is the 20% darker color. If the color is saturated by 10%, you get
#961607. If the color is desaturated by 10%, the color
#861C11 is obtained.