The hex color #5DC5E3 is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#A23A1C. The grayscale version is
#ACACAC. A 20% lighter version of the original color is
#90F8FF, and Hex
#2A92B0 is the 20% darker color. If the color is saturated by 10%, you get
#55C7E8. If the color is desaturated by 10%, the color
#65C3DE is obtained.