The hex color #4fb858 is a light color. The web-safe version is Hex
#66CC66. A complementary color is
#B047A7. The grayscale version is
#757575. A 20% lighter version of the original color is
#82EB8B, and Hex
#1C8525 is the 20% darker color. If the color is saturated by 10%, you get
#4BBF55. If the color is desaturated by 10%, the color
#53B15B is obtained.