The hex color #13a44e is a dark color. The web-safe version is Hex
#009966. A complementary color is
#EC5BB1. The grayscale version is
#575757. A 20% lighter version of the original color is
#46D781, and Hex
#00711B is the 20% darker color. If the color is saturated by 10%, you get
#0CAC4D. If the color is desaturated by 10%, the color
#1A9C4F is obtained.