The hex color #a66a6e is a dark color. The web-safe version is Hex
#996666. A complementary color is
#599591. The grayscale version is
#7F7F7F. A 20% lighter version of the original color is
#D99DA1, and Hex
#73373B is the 20% darker color. If the color is saturated by 10%, you get
#AA686C. If the color is desaturated by 10%, the color
#A26C70 is obtained.