The hex color #56b09d is a light color. The web-safe version is Hex
#669999. A complementary color is
#A94F62. The grayscale version is
#8C8C8C. A 20% lighter version of the original color is
#89E3D0, and Hex
#237D6A is the 20% darker color. If the color is saturated by 10%, you get
#51B49F. If the color is desaturated by 10%, the color
#5BAC9B is obtained.