The hex color #01b3e8 is a light color. The web-safe version is Hex
#00CCFF. A complementary color is
#FE4C17. The grayscale version is
#898989. A 20% lighter version of the original color is
#34E6FF, and Hex
#0080B5 is the 20% darker color. If the color is saturated by 10%, you get
#00B7F1. If the color is desaturated by 10%, the color
#0FAFDF is obtained.