The hex color #42d63f is a light color. The web-safe version is Hex
#33CC33. A complementary color is
#BD29C0. The grayscale version is
#727272. A 20% lighter version of the original color is
#75FF72, and Hex
#0FA30C is the 20% darker color. If the color is saturated by 10%, you get
#3DE03A. If the color is desaturated by 10%, the color
#47CC44 is obtained.