The hex color #b8360b is a dark color. The web-safe version is Hex
#CC3300. A complementary color is
#47C9F4. The grayscale version is
#535353. A 20% lighter version of the original color is
#EB693E, and Hex
#850300 is the 20% darker color. If the color is saturated by 10%, you get
#C23304. If the color is desaturated by 10%, the color
#AE3912 is obtained.