The hex color #42a046 is a dark color. The web-safe version is Hex
#339933. A complementary color is
#BD5FB9. The grayscale version is
#636363. A 20% lighter version of the original color is
#75D379, and Hex
#0F6D13 is the 20% darker color. If the color is saturated by 10%, you get
#3FA643. If the color is desaturated by 10%, the color
#459A49 is obtained.