The hex color #a5553f is a dark color. The web-safe version is Hex
#996633. A complementary color is
#5AAAC0. The grayscale version is
#686868. A 20% lighter version of the original color is
#D88872, and Hex
#72220C is the 20% darker color. If the color is saturated by 10%, you get
#AB533B. If the color is desaturated by 10%, the color
#9F5743 is obtained.