The hex color #d13f05 is a dark color. The web-safe version is Hex
#CC3300. A complementary color is
#2EC0FA. The grayscale version is
#5C5C5C. A 20% lighter version of the original color is
#FF7238, and Hex
#9E0C00 is the 20% darker color. If the color is saturated by 10%, you get
#DD3C00. If the color is desaturated by 10%, the color
#C5420E is obtained.