The hex color #4ecea7 is a light color. The web-safe version is Hex
#66CC99. A complementary color is
#B13158. The grayscale version is
#969696. A 20% lighter version of the original color is
#81FFDA, and Hex
#1B9B74 is the 20% darker color. If the color is saturated by 10%, you get
#47D4A9. If the color is desaturated by 10%, the color
#55C8A5 is obtained.