The hex color #cfd566 is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#302A99. The grayscale version is
#AEAEAE. A 20% lighter version of the original color is
#FFFF99, and Hex
#9CA233 is the 20% darker color. If the color is saturated by 10%, you get
#D2D95F. If the color is desaturated by 10%, the color
#CCD16D is obtained.