The hex color #c9dd8c is a light color. The web-safe version is Hex
#CCCC99. A complementary color is
#362273. The grayscale version is
#BBBBBB. A 20% lighter version of the original color is
#FCFFBF, and Hex
#96AA59 is the 20% darker color. If the color is saturated by 10%, you get
#CAE087. If the color is desaturated by 10%, the color
#C8DA91 is obtained.