The hex color #c9d57d is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#362A82. The grayscale version is
#B4B4B4. A 20% lighter version of the original color is
#FCFFB0, and Hex
#96A24A is the 20% darker color. If the color is saturated by 10%, you get
#CBD878. If the color is desaturated by 10%, the color
#C7D282 is obtained.