The hex color #a1645f is a dark color. The web-safe version is Hex
#996666. A complementary color is
#5E9BA0. The grayscale version is
#777777. A 20% lighter version of the original color is
#D49792, and Hex
#6E312C is the 20% darker color. If the color is saturated by 10%, you get
#A5625D. If the color is desaturated by 10%, the color
#9D6661 is obtained.