#b12819

Color #b12819

A vivid, highly saturated dark red.

Closest named color Firebrick #b22222 · ΔE 5.52 Nearest Tailwind class red-700 #c10007 · ΔE 3.4

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Conversions

HEX

#b12819

RGB

rgb(177, 40, 25)

HSL

hsl(5.9, 75.2%, 39.6%)

HSV / HSB

hsv(5.9, 85.9%, 69.4%)

CMYK

cmyk(0%, 77.4%, 85.9%, 30.6%)

LAB

lab(39.48, 53.58, 42.64)

LCH

lch(39.48, 68.48, 38.51)

OKLCH

oklch(49.9%, 0.1756, 30.38)

HWB

hwb(5.9, 9.8%, 30.6%)

Harmony colors

Complementary

#19a2b1

Analogous

#b11956

#b12819

#b17419

Triadic

#b12819

#19b128

#2819b1

Split-complementary

#b12819

#19b174

#1956b1

Tetradic

#b12819

#a2b119

#19a2b1

#2819b1

Square

#b12819

#56b119

#19a2b1

#7419b1

Shades

Color #b12819 mixed toward black.

#932115

#761b11

#58140d

#3b0d08

#1d0704

Tints

Color #b12819 mixed toward white.

#de321f

#e65a4b

#ec8378

#f2ada5

#f9d6d2

Tones

Color #b12819 mixed toward gray.

#a43226

#983c32

#8b463f

#7e514c

#725b58

Accessibility

Aa White text on this color

6.59:1

Aa Black text on this color

3.19:1

White text reads better on this background (6.59:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#8b8a1d · ΔE 45.6

Deuteranopia

#91981e · ΔE 50.6

Tritanopia

#ad2021 · ΔE 3.6

Achromatopsia

#5d5d5d · ΔE 27.1

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

Code

CSS

background-color: #b12819;

Tailwind (arbitrary value)

bg-[#b12819]

Related colors

Misty Rose #ffe4e1

Salmon #fa8072

Tomato #ff6347

Red #ff0000

Maroon #800000

Black #000000

Frequently asked questions

#b12819 (#b12819) is rgb(177, 40, 25) in RGB.

No, #b12819 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.

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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 #b12819, or check how it holds up for accessibility.

Generate a palette → Check contrast