The hex color #10c6e9 is a light color. The web-safe version is Hex
#00CCFF. A complementary color is
#EF3916. The grayscale version is
#959595. A 20% lighter version of the original color is
#43F9FF, and Hex
#0093B6 is the 20% darker color. If the color is saturated by 10%, you get
#03CBF1. If the color is desaturated by 10%, the color
#1DC1E1 is obtained.