The hex color #0ff3d8 is a light color. The web-safe version is Hex
#00FFCC. A complementary color is
#F00C27. The grayscale version is
#9E9E9E. A 20% lighter version of the original color is
#42FFFF, and Hex
#00C0A5 is the 20% darker color. If the color is saturated by 10%, you get
#01FCDE. If the color is desaturated by 10%, the color
#1DEBD2 is obtained.