The hex color #a5a97f is a light color. The web-safe version is Hex
#999966. A complementary color is
#5A5680. The grayscale version is
#9A9A9A. A 20% lighter version of the original color is
#D8DCB2, and Hex
#72764C is the 20% darker color. If the color is saturated by 10%, you get
#A6AB7C. If the color is desaturated by 10%, the color
#A4A782 is obtained.