The hex color #58b5cc is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#A74A33. The grayscale version is
#9E9E9E. A 20% lighter version of the original color is
#8BE8FF, and Hex
#258299 is the 20% darker color. If the color is saturated by 10%, you get
#51B7D1. If the color is desaturated by 10%, the color
#5FB3C7 is obtained.