The hex color #f4b74b is a light color. The web-safe version is Hex
#FFCC33. A complementary color is
#0B48B4. The grayscale version is
#A7A7A7. A 20% lighter version of the original color is
#FFEA7E, and Hex
#C18418 is the 20% darker color. If the color is saturated by 10%, you get
#FCB942. If the color is desaturated by 10%, the color
#ECB554 is obtained.