The hex color #a8c66f is a light color. The web-safe version is Hex
#99CC66. A complementary color is
#573990. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#DBF9A2, and Hex
#75933C is the 20% darker color. If the color is saturated by 10%, you get
#A9CA6A. If the color is desaturated by 10%, the color
#A7C274 is obtained.