The hex color #d3991c is a light color. The web-safe version is Hex
#CC9933. A complementary color is
#2C66E3. The grayscale version is
#838383. A 20% lighter version of the original color is
#FFCC4F, and Hex
#A06600 is the 20% darker color. If the color is saturated by 10%, you get
#DB9B12. If the color is desaturated by 10%, the color
#CB9726 is obtained.