The hex color #4ad4dd is a light color. The web-safe version is Hex
#33CCCC. A complementary color is
#B52B22. The grayscale version is
#A9A9A9. A 20% lighter version of the original color is
#7DFFFF, and Hex
#17A1AA is the 20% darker color. If the color is saturated by 10%, you get
#41D8E2. If the color is desaturated by 10%, the color
#54D0D8 is obtained.