The hex color #a58e8e is a light color. The web-safe version is Hex
#999999. A complementary color is
#5A7171. The grayscale version is
#969696. A 20% lighter version of the original color is
#D8C1C1, and Hex
#725B5B is the 20% darker color. If the color is saturated by 10%, you get
#A78D8D. If the color is desaturated by 10%, the color
#A38F8F is obtained.