The hex color #cfcb54 is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#3034AB. The grayscale version is
#A5A5A5. A 20% lighter version of the original color is
#FFFE87, and Hex
#9C9821 is the 20% darker color. If the color is saturated by 10%, you get
#D3CF4C. If the color is desaturated by 10%, the color
#CBC75C is obtained.