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RGBHex

firebrick

#B22222

firebrickCSS named color.

Formats

Open #B22222 in the converter →

Contrast & legibility

Text on white6.68:1 AA ✓
Text on black3.15:1 AA ✗

WCAG 2.2 AA requires 4.5:1 for normal text and 3:1 for large text. Check any pair →

Tints & shades

An 11-stop OKLCH ramp through firebrick (the same engine as the theme builder). Click any stop to open its page.

Harmonies

Explore all harmonies for #B22222

Color-blindness preview

#514820

Protanopia

#74671b

Deuteranopia

#c40024

Tritanopia

#5c5c5c

Achromatopsia

How firebrick appears to viewers with each color-vision deficiency. Full simulator →

About firebrick

#B22222 is firebrick, a css named color. This page shows its rgb(178, 34, 34) / hsl(0, 67.92%, 41.57%) / oklch(0.4968 0.1797 26.81) values, WCAG contrast against black and white, an OKLCH tint-and-shade ramp, and complementary, analogous, and triadic harmonies — all computed in perceptually-uniform OKLCH.