The hex color #a8604d is a dark color. The web-safe version is Hex
#996666. A complementary color is
#579FB2. The grayscale version is
#727272. A 20% lighter version of the original color is
#DB9380, and Hex
#752D1A is the 20% darker color. If the color is saturated by 10%, you get
#AD5E49. If the color is desaturated by 10%, the color
#A36251 is obtained.