The hex color #8f121c is a dark color. The web-safe version is Hex
#990033. A complementary color is
#70EDE3. The grayscale version is
#3F3F3F. A 20% lighter version of the original color is
#C2454F, and Hex
#5C0000 is the 20% darker color. If the color is saturated by 10%, you get
#970E19. If the color is desaturated by 10%, the color
#871720 is obtained.