The hex color #71c99b is a light color. The web-safe version is Hex
#66CC99. A complementary color is
#8E3664. The grayscale version is
#9C9C9C. A 20% lighter version of the original color is
#A4FCCE, and Hex
#3E9668 is the 20% darker color. If the color is saturated by 10%, you get
#6DCD9B. If the color is desaturated by 10%, the color
#75C59B is obtained.