The hex color #a54e3e is a dark color. The web-safe version is Hex
#996633. A complementary color is
#5AB1C1. The grayscale version is
#666666. A 20% lighter version of the original color is
#D88171, and Hex
#721B0B is the 20% darker color. If the color is saturated by 10%, you get
#AB4C3A. If the color is desaturated by 10%, the color
#9F5042 is obtained.