The hex color #00c6c9 is a light color. The web-safe version is Hex
#00CCCC. A complementary color is
#FF3936. The grayscale version is
#858585. A 20% lighter version of the original color is
#33F9FC, and Hex
#009396 is the 20% darker color. If the color is saturated by 10%, you get
#00CDD0. If the color is desaturated by 10%, the color
#0DC0C2 is obtained.