#a21a08

Color #a21a08

A vivid, highly saturated dark red.

Closest named color Dark Red #8b0000 · ΔE 8 Nearest Tailwind class red-800 #9f0712 · ΔE 3.9

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Conversions

HEX

#a21a08

RGB

rgb(162, 26, 8)

HSL

hsl(7, 90.6%, 33.3%)

HSV / HSB

hsv(7, 95.1%, 63.5%)

CMYK

cmyk(0%, 84%, 95.1%, 36.5%)

LAB

lab(34.88, 52.76, 45.13)

LCH

lch(34.88, 69.43, 40.54)

OKLCH

oklch(45.9%, 0.1725, 30.95)

HWB

hwb(7, 3.1%, 36.5%)

Harmony colors

Complementary

#0890a2

Analogous

#a20843

#a21a08

#a26708

Triadic

#a21a08

#08a21a

#1a08a2

Split-complementary

#a21a08

#08a267

#0843a2

Tetradic

#a21a08

#90a208

#0890a2

#1a08a2

Square

#a21a08

#43a208

#0890a2

#6708a2

Shades

Color #a21a08 mixed toward black.

#871607

#6c1105

#510d04

#360903

#1b0401

Tints

Color #a21a08 mixed toward white.

#d8230b

#f43f27

#f76f5d

#fa9f93

#fccfc9

Tones

Color #a21a08 mixed toward gray.

#952415

#882e22

#7b372e

#6f413b

#624b48

Accessibility

Aa White text on this color

7.81:1

Aa Black text on this color

2.69:1

White text reads better on this background (7.81:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#7e7d0e · ΔE 43.9

Deuteranopia

#848a0f · ΔE 48.4

Tritanopia

#9e1212 · ΔE 3.2

Achromatopsia

#525252 · ΔE 27.2

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

Code

CSS

background-color: #a21a08;

Tailwind (arbitrary value)

bg-[#a21a08]

Related colors

Salmon #fa8072

Misty Rose #ffe4e1

Tomato #ff6347

Red #ff0000

Maroon #800000

Black #000000

Frequently asked questions

#a21a08 (#a21a08) is rgb(162, 26, 8) in RGB.

No, #a21a08 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 #a21a08, or check how it holds up for accessibility.

Generate a palette → Check contrast