The hex color #13cde7 is a light color. The web-safe version is Hex
#00CCFF. A complementary color is
#EC3218. The grayscale version is
#989898. A 20% lighter version of the original color is
#46FFFF, and Hex
#009AB4 is the 20% darker color. If the color is saturated by 10%, you get
#06D2EF. If the color is desaturated by 10%, the color
#20C8DF is obtained.