The hex color #499e7c is a light color. The web-safe version is Hex
#339966. A complementary color is
#B66183. The grayscale version is
#767676. A 20% lighter version of the original color is
#7CD1AF, and Hex
#166B49 is the 20% darker color. If the color is saturated by 10%, you get
#44A27D. If the color is desaturated by 10%, the color
#4E9A7B is obtained.