The hex color #6ee6cd is a light color. The web-safe version is Hex
#66FFCC. A complementary color is
#911932. The grayscale version is
#B6B6B6. A 20% lighter version of the original color is
#A1FFFF, and Hex
#3BB39A is the 20% darker color. If the color is saturated by 10%, you get
#67EBCF. If the color is desaturated by 10%, the color
#75E1CB is obtained.