The hex color #00c4d1 is a light color. The web-safe version is Hex
#00CCCC. A complementary color is
#FF3B2E. The grayscale version is
#878787. A 20% lighter version of the original color is
#33F7FF, and Hex
#00919E is the 20% darker color. If the color is saturated by 10%, you get
#00CAD8. If the color is desaturated by 10%, the color
#0EBECA is obtained.