The hex color #a3f02d is a light color. The web-safe version is Hex
#99FF33. A complementary color is
#5C0FD2. The grayscale version is
#959595. A 20% lighter version of the original color is
#D6FF60, and Hex
#70BD00 is the 20% darker color. If the color is saturated by 10%, you get
#A4F923. If the color is desaturated by 10%, the color
#A2E737 is obtained.