The hex color #3ad79a is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#C52865. The grayscale version is
#8E8E8E. A 20% lighter version of the original color is
#6DFFCD, and Hex
#07A467 is the 20% darker color. If the color is saturated by 10%, you get
#32DE9B. If the color is desaturated by 10%, the color
#42D099 is obtained.