The hex color #a0d71b is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#5F28E4. The grayscale version is
#868686. A 20% lighter version of the original color is
#D3FF4E, and Hex
#6DA400 is the 20% darker color. If the color is saturated by 10%, you get
#A3DF10. If the color is desaturated by 10%, the color
#9DCF26 is obtained.