#AD1F21
Closest to "firebrick" · rgb(173, 31, 33)
Color codes
Shades & tints
About #AD1F21
#AD1F21 is a color with red 173, green 31 and blue 33 (on a 0–255 scale). In HSL it sits at a hue of 359°, 70% saturation and 40% lightness. For print, its CMYK breakdown is cmyk(0%, 82%, 81%, 32%). The closest named CSS color is firebrick. Use the swatches above to step through lighter tints and darker shades — each opens its own page with full codes you can copy in one click.