The hex color #3ad79b is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#C52864. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#6DFFCE, and Hex
#07A468 is the 20% darker color. If the color is saturated by 10%, you get
#32DE9C. If the color is desaturated by 10%, the color
#42D09A is obtained.