The hex color #3dc96c is a light color. The web-safe version is Hex
#33CC66. A complementary color is
#C23693. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#70FC9F, and Hex
#0A9639 is the 20% darker color. If the color is saturated by 10%, you get
#37D16A. If the color is desaturated by 10%, the color
#43C16E is obtained.