The hex color #d23a07 is a dark color. The web-safe version is Hex
#CC3300. A complementary color is
#2DC5F8. The grayscale version is
#5C5C5C. A 20% lighter version of the original color is
#FF6D3A, and Hex
#9F0700 is the 20% darker color. If the color is saturated by 10%, you get
#DE3700. If the color is desaturated by 10%, the color
#C63D0F is obtained.