The hex color #3ADEB2 is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#C5214D. The grayscale version is
#999999. A 20% lighter version of the original color is
#6DFFE5, and Hex
#07AB7F is the 20% darker color. If the color is saturated by 10%, you get
#31E5B5. If the color is desaturated by 10%, the color
#43D7AF is obtained.