The hex color #fdc61d is a light color. The web-safe version is Hex
#FFCC33. A complementary color is
#0239E2. The grayscale version is
#A0A0A0. A 20% lighter version of the original color is
#FFF950, and Hex
#CA9300 is the 20% darker color. If the color is saturated by 10%, you get
#FFCA10. If the color is desaturated by 10%, the color
#F4C22A is obtained.