The hex color #3fceab is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#C03154. The grayscale version is
#939393. A 20% lighter version of the original color is
#72FFDE, and Hex
#0C9B78 is the 20% darker color. If the color is saturated by 10%, you get
#37D4AD. If the color is desaturated by 10%, the color
#47C8A9 is obtained.