#b91c13

Color #b91c13

A vivid, highly saturated medium red.

Closest named color Firebrick #b22222 · ΔE 9.38 Nearest Tailwind class red-700 #c10007 · ΔE 1.8

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#b91c13

RGB

rgb(185, 28, 19)

HSL

hsl(3.3, 81.4%, 40%)

HSV / HSB

hsv(3.3, 89.7%, 72.5%)

CMYK

cmyk(0%, 84.9%, 89.7%, 27.5%)

LAB

lab(39.91, 59.08, 46.45)

LCH

lch(39.91, 75.15, 38.18)

OKLCH

oklch(50.5%, 0.1914, 29.28)

HWB

hwb(3.3, 7.5%, 27.5%)

Harmony colors

Complementary

#13b0b9

Analogous

#b9135d

#b91c13

#b96f13

Triadic

#b91c13

#13b91c

#1c13b9

Split-complementary

#b91c13

#13b96f

#135db9

Tetradic

#b91c13

#b0b913

#13b0b9

#1c13b9

Square

#b91c13

#5db913

#13b0b9

#6f13b9

Shades

Color #b91c13 mixed toward black.

#9a1710

#7b130d

#5d0e09

#3e0906

#1f0503

Tints

Color #b91c13 mixed toward white.

#e72318

#ec4f46

#f17b74

#f6a7a2

#fad3d1

Tones

Color #b91c13 mixed toward gray.

#ab2821

#9d352f

#90413c

#824d4a

#745a58

Accessibility

Aa White text on this color

6.48:1

Aa Black text on this color

3.24:1

White text reads better on this background (6.48:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#908f15 · ΔE 48.4

Deuteranopia

#979e16 · ΔE 53.3

Tritanopia

#b51718 · ΔE 2

Achromatopsia

#5e5e5e · ΔE 28

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #b91c13;

Tailwind (arbitrary value)

bg-[#b91c13]

Related colors

Misty Rose #ffe4e1

Salmon #fa8072

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Frequently asked questions

#b91c13 (#b91c13) is rgb(185, 28, 19) in RGB.

No, #b91c13 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #b91c13, or check how it holds up for accessibility.

Generate a palette → Check contrast