The hex color #f5dc4f is a light color. The web-safe version is Hex
#FFCC66. A complementary color is
#0A23B0. The grayscale version is
#B5B5B5. A 20% lighter version of the original color is
#FFFF82, and Hex
#C2A91C is the 20% darker color. If the color is saturated by 10%, you get
#FBE045. If the color is desaturated by 10%, the color
#EFD859 is obtained.