The hex color #3bb79f is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#C44860. The grayscale version is
#868686. A 20% lighter version of the original color is
#6EEAD2, and Hex
#08846C is the 20% darker color. If the color is saturated by 10%, you get
#34BCA2. If the color is desaturated by 10%, the color
#42B29C is obtained.