The hex color #7b241c is a dark color. The web-safe version is Hex
#663333. A complementary color is
#84DBE3. The grayscale version is
#3E3E3E. A 20% lighter version of the original color is
#AE574F, and Hex
#480000 is the 20% darker color. If the color is saturated by 10%, you get
#812119. If the color is desaturated by 10%, the color
#75271F is obtained.