The hex color #6cd4cc is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#932B33. The grayscale version is
#AFAFAF. A 20% lighter version of the original color is
#9FFFFF, and Hex
#39A199 is the 20% darker color. If the color is saturated by 10%, you get
#65D8CF. If the color is desaturated by 10%, the color
#73D0C9 is obtained.