The hex color #10c8e5 is a light color. The web-safe version is Hex
#00CCCC. A complementary color is
#EF371A. The grayscale version is
#949494. A 20% lighter version of the original color is
#43FBFF, and Hex
#0095B2 is the 20% darker color. If the color is saturated by 10%, you get
#03CDED. If the color is desaturated by 10%, the color
#1DC3DD is obtained.