The hex color #a0b31e is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#5F4CE1. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#D3E651, and Hex
#6D8000 is the 20% darker color. If the color is saturated by 10%, you get
#A4B915. If the color is desaturated by 10%, the color
#9CAD27 is obtained.