The hex color #3ccd4e is a light color. The web-safe version is Hex
#33CC66. A complementary color is
#C332B1. The grayscale version is
#727272. A 20% lighter version of the original color is
#6FFF81, and Hex
#099A1B is the 20% darker color. If the color is saturated by 10%, you get
#37D64A. If the color is desaturated by 10%, the color
#41C452 is obtained.