The hex color #5f9e1c is a dark color. The web-safe version is Hex
#669933. A complementary color is
#A061E3. The grayscale version is
#5E5E5E. A 20% lighter version of the original color is
#92D14F, and Hex
#2C6B00 is the 20% darker color. If the color is saturated by 10%, you get
#5FA415. If the color is desaturated by 10%, the color
#5F9823 is obtained.