The hex color #83c12f is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#7C3ED0. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#B6F462, and Hex
#508E00 is the 20% darker color. If the color is saturated by 10%, you get
#84C827. If the color is desaturated by 10%, the color
#82BA37 is obtained.