The hex color #5dbbdd is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#A24422. The grayscale version is
#A7A7A7. A 20% lighter version of the original color is
#90EEFF, and Hex
#2A88AA is the 20% darker color. If the color is saturated by 10%, you get
#56BDE2. If the color is desaturated by 10%, the color
#64B9D8 is obtained.