The hex color #4dbcfc is a light color. The web-safe version is Hex
#66CCFF. A complementary color is
#B24303. The grayscale version is
#ACACAC. A 20% lighter version of the original color is
#80EFFF, and Hex
#1A89C9 is the 20% darker color. If the color is saturated by 10%, you get
#43BEFF. If the color is desaturated by 10%, the color
#57BAF4 is obtained.