The hex color #4D9F89 is a light color. The web-safe version is Hex
#669999. A complementary color is
#B26076. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#80D2BC, and Hex
#1A6C56 is the 20% darker color. If the color is saturated by 10%, you get
#48A28A. If the color is desaturated by 10%, the color
#529C88 is obtained.