The hex color #00c3b1 is a light color. The web-safe version is Hex
#00CC99. A complementary color is
#FF3C4E. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#33F6E4, and Hex
#00907E is the 20% darker color. If the color is saturated by 10%, you get
#00CAB6. If the color is desaturated by 10%, the color
#0CBCAC is obtained.