The hex color #3ea22f is a dark color. The web-safe version is Hex
#339933. A complementary color is
#C15DD0. The grayscale version is
#5A5A5A. A 20% lighter version of the original color is
#71D562, and Hex
#0B6F00 is the 20% darker color. If the color is saturated by 10%, you get
#3BA92B. If the color is desaturated by 10%, the color
#419B33 is obtained.