The hex color #a63f00 is a dark color. The web-safe version is Hex
#993300. A complementary color is
#59C0FF. The grayscale version is
#4C4C4C. A 20% lighter version of the original color is
#D97233, and Hex
#730C00 is the 20% darker color. If the color is saturated by 10%, you get
#AF3E00. If the color is desaturated by 10%, the color
#9D4008 is obtained.