The hex color #56a29c is a light color. The web-safe version is Hex
#669999. A complementary color is
#A95D63. The grayscale version is
#878787. A 20% lighter version of the original color is
#89D5CF, and Hex
#236F69 is the 20% darker color. If the color is saturated by 10%, you get
#51A59E. If the color is desaturated by 10%, the color
#5B9F9A is obtained.