The hex color #54a29c is a light color. The web-safe version is Hex
#669999. A complementary color is
#AB5D63. The grayscale version is
#868686. A 20% lighter version of the original color is
#87D5CF, and Hex
#216F69 is the 20% darker color. If the color is saturated by 10%, you get
#4FA59E. If the color is desaturated by 10%, the color
#599F9A is obtained.