The hex color #f9c45d is a light color. The web-safe version is Hex
#FFCC66. A complementary color is
#063BA2. The grayscale version is
#B3B3B3. A 20% lighter version of the original color is
#FFF790, and Hex
#C6912A is the 20% darker color. If the color is saturated by 10%, you get
#FFC654. If the color is desaturated by 10%, the color
#F2C266 is obtained.