The hex color #c43f14 is a dark color. The web-safe version is Hex
#CC3300. A complementary color is
#3BC0EB. The grayscale version is
#5D5D5D. A 20% lighter version of the original color is
#F77247, and Hex
#910C00 is the 20% darker color. If the color is saturated by 10%, you get
#CE3C0D. If the color is desaturated by 10%, the color
#BA421B is obtained.