The hex color #fefcf6 is a light color. The web-safe version is Hex
#FFFFFF. A complementary color is
#010309. The grayscale version is
#FBFBFB. A 20% lighter version of the original color is
#FFFFFF, and Hex
#CBC9C3 is the 20% darker color. If the color is saturated by 10%, you get
#FEFCF6. If the color is desaturated by 10%, the color
#FEFCF6 is obtained.