The hex color #a8d30e is a light color. The web-safe version is Hex
#99CC00. A complementary color is
#572CF1. The grayscale version is
#838383. A 20% lighter version of the original color is
#DBFF41, and Hex
#75A000 is the 20% darker color. If the color is saturated by 10%, you get
#ACDB02. If the color is desaturated by 10%, the color
#A4CB1A is obtained.