The hex color #a7e30e is a light color. The web-safe version is Hex
#99CC00. A complementary color is
#581CF1. The grayscale version is
#888888. A 20% lighter version of the original color is
#DAFF41, and Hex
#74B000 is the 20% darker color. If the color is saturated by 10%, you get
#AAEC02. If the color is desaturated by 10%, the color
#A4DA1A is obtained.