The hex color #C9FED5 is a light color. The web-safe version is Hex
#CCFFCC. A complementary color is
#36012A. The grayscale version is
#DFDFDF. A 20% lighter version of the original color is
#FCFFFF, and Hex
#96CBA2 is the 20% darker color. If the color is saturated by 10%, you get
#C7FFD4. If the color is desaturated by 10%, the color
#CBFBD6 is obtained.