The hex color #53bed9 is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#AC4126. The grayscale version is
#A3A3A3. A 20% lighter version of the original color is
#86F1FF, and Hex
#208BA6 is the 20% darker color. If the color is saturated by 10%, you get
#4BC1DE. If the color is desaturated by 10%, the color
#5BBBD4 is obtained.