The hex color #1ef72f is a light color. The web-safe version is Hex
#33FF33. A complementary color is
#E108D0. The grayscale version is
#6C6C6C. A 20% lighter version of the original color is
#51FF62, and Hex
#00C400 is the 20% darker color. If the color is saturated by 10%, you get
#16FF29. If the color is desaturated by 10%, the color
#26E935 is obtained.