The hex color #04d0c0 is a light color. The web-safe version is Hex
#00CCCC. A complementary color is
#FB2F3F. The grayscale version is
#878787. A 20% lighter version of the original color is
#37FFF3, and Hex
#009D8D is the 20% darker color. If the color is saturated by 10%, you get
#00D7C6. If the color is desaturated by 10%, the color
#11C9BA is obtained.