The hex color #4ea23e is a dark color. The web-safe version is Hex
#669933. A complementary color is
#B15DC1. The grayscale version is
#656565. A 20% lighter version of the original color is
#81D571, and Hex
#1B6F0B is the 20% darker color. If the color is saturated by 10%, you get
#4CA83A. If the color is desaturated by 10%, the color
#509C42 is obtained.