The hex color #df550d is a dark color. The web-safe version is Hex
#CC6600. A complementary color is
#20AAF2. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#FF8840, and Hex
#AC2200 is the 20% darker color. If the color is saturated by 10%, you get
#EB5304. If the color is desaturated by 10%, the color
#D35716 is obtained.