The hex color #a66b0d is a dark color. The web-safe version is Hex
#996600. A complementary color is
#5994F2. The grayscale version is
#5F5F5F. A 20% lighter version of the original color is
#D99E40, and Hex
#733800 is the 20% darker color. If the color is saturated by 10%, you get
#AD6C05. If the color is desaturated by 10%, the color
#9F6A15 is obtained.