The hex color #f6e74b is a light color. The web-safe version is Hex
#FFFF33. A complementary color is
#0918B4. The grayscale version is
#B8B8B8. A 20% lighter version of the original color is
#FFFF7E, and Hex
#C3B418 is the 20% darker color. If the color is saturated by 10%, you get
#FCEC40. If the color is desaturated by 10%, the color
#F0E256 is obtained.