The hex color #00c3a2 is a light color. The web-safe version is Hex
#00CC99. A complementary color is
#FF3C5D. The grayscale version is
#777777. A 20% lighter version of the original color is
#33F6D5, and Hex
#00906F is the 20% darker color. If the color is saturated by 10%, you get
#00CBA6. If the color is desaturated by 10%, the color
#0CBB9E is obtained.