The hex color #c0731d is a light color. The web-safe version is Hex
#CC6633. A complementary color is
#3F8CE2. The grayscale version is
#707070. A 20% lighter version of the original color is
#F3A650, and Hex
#8D4000 is the 20% darker color. If the color is saturated by 10%, you get
#C87315. If the color is desaturated by 10%, the color
#B87325 is obtained.