The hex color #ab0d08 is a dark color. The web-safe version is Hex
#990000. A complementary color is
#54F2F7. The grayscale version is
#404040. A 20% lighter version of the original color is
#DE403B, and Hex
#780000 is the 20% darker color. If the color is saturated by 10%, you get
#B60802. If the color is desaturated by 10%, the color
#A0120E is obtained.