The hex color #4fdc8c is a light color. The web-safe version is Hex
#66CC99. A complementary color is
#B02373. The grayscale version is
#929292. A 20% lighter version of the original color is
#82FFBF, and Hex
#1CA959 is the 20% darker color. If the color is saturated by 10%, you get
#48E38B. If the color is desaturated by 10%, the color
#56D58D is obtained.