The hex color #a8c11d is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#573EE2. The grayscale version is
#828282. A 20% lighter version of the original color is
#DBF450, and Hex
#758E00 is the 20% darker color. If the color is saturated by 10%, you get
#ACC713. If the color is desaturated by 10%, the color
#A4BB27 is obtained.