The hex color #57e5cb is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#A81A34. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#8AFFFE, and Hex
#24B298 is the 20% darker color. If the color is saturated by 10%, you get
#4EEBCE. If the color is desaturated by 10%, the color
#60DFC8 is obtained.