The hex color #0dc9db is a light color. The web-safe version is Hex
#00CCCC. A complementary color is
#F23624. The grayscale version is
#909090. A 20% lighter version of the original color is
#40FCFF, and Hex
#0096A8 is the 20% darker color. If the color is saturated by 10%, you get
#00CFE2. If the color is desaturated by 10%, the color
#1AC3D4 is obtained.