The hex color #c8cf4d is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#3730B2. The grayscale version is
#A1A1A1. A 20% lighter version of the original color is
#FBFF80, and Hex
#959C1A is the 20% darker color. If the color is saturated by 10%, you get
#CCD445. If the color is desaturated by 10%, the color
#C4CA55 is obtained.