The hex color #04f8e0 is a light color. The web-safe version is Hex
#00FFCC. A complementary color is
#FB071F. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#37FFFF, and Hex
#00C5AD is the 20% darker color. If the color is saturated by 10%, you get
#00FFE7. If the color is desaturated by 10%, the color
#13EFD9 is obtained.