The hex color #c9b422 is a light color. The web-safe version is Hex
#CCCC33. A complementary color is
#364BDD. The grayscale version is
#8A8A8A. A 20% lighter version of the original color is
#FCE755, and Hex
#968100 is the 20% darker color. If the color is saturated by 10%, you get
#CFB818. If the color is desaturated by 10%, the color
#C3B02C is obtained.