The hex color #42872c is a dark color. The web-safe version is Hex
#339933. A complementary color is
#BD78D3. The grayscale version is
#525252. A 20% lighter version of the original color is
#75BA5F, and Hex
#0F5400 is the 20% darker color. If the color is saturated by 10%, you get
#408C28. If the color is desaturated by 10%, the color
#448230 is obtained.