The hex color #539f5c is a light color. The web-safe version is Hex
#669966. A complementary color is
#AC60A3. The grayscale version is
#6F6F6F. A 20% lighter version of the original color is
#86D28F, and Hex
#206C29 is the 20% darker color. If the color is saturated by 10%, you get
#50A45A. If the color is desaturated by 10%, the color
#569A5E is obtained.