The hex color #0ff0ff is a light color. The web-safe version is Hex
#00FFFF. A complementary color is
#F00F00. The grayscale version is
#AAAAAA. A 20% lighter version of the original color is
#42FFFF, and Hex
#00BDCC is the 20% darker color. If the color is saturated by 10%, you get
#00F7FF. If the color is desaturated by 10%, the color
#1FE9F7 is obtained.