The hex color #5b9c3c is a dark color. The web-safe version is Hex
#669933. A complementary color is
#A463C3. The grayscale version is
#666666. A 20% lighter version of the original color is
#8ECF6F, and Hex
#286909 is the 20% darker color. If the color is saturated by 10%, you get
#5AA138. If the color is desaturated by 10%, the color
#5C9740 is obtained.