The hex color #18f44e is a light color. The web-safe version is Hex
#00FF66. A complementary color is
#E70BB1. The grayscale version is
#737373. A 20% lighter version of the original color is
#4BFF81, and Hex
#00C11B is the 20% darker color. If the color is saturated by 10%, you get
#0FFF4A. If the color is desaturated by 10%, the color
#21E752 is obtained.