The hex color #4DA3AC is a light color. The web-safe version is Hex
#669999. A complementary color is
#B25C53. The grayscale version is
#898989. A 20% lighter version of the original color is
#80D6DF, and Hex
#1A7079 is the 20% darker color. If the color is saturated by 10%, you get
#47A6AF. If the color is desaturated by 10%, the color
#53A0A9 is obtained.