The hex color #d1431f is a dark color. The web-safe version is Hex
#CC3333. A complementary color is
#2EBCE0. The grayscale version is
#666666. A 20% lighter version of the original color is
#FF7652, and Hex
#9E1000 is the 20% darker color. If the color is saturated by 10%, you get
#DC3F18. If the color is desaturated by 10%, the color
#C64726 is obtained.