The hex color #a63d25 is a dark color. The web-safe version is Hex
#993333. A complementary color is
#59C2DA. The grayscale version is
#585858. A 20% lighter version of the original color is
#D97058, and Hex
#730A00 is the 20% darker color. If the color is saturated by 10%, you get
#AE3A20. If the color is desaturated by 10%, the color
#9E402A is obtained.