#a3221c

Color #a3221c

A vivid, highly saturated dark red.

Closest named color Firebrick #b22222 · ΔE 5.68 Nearest Tailwind class red-800 #9f0712 · ΔE 2.7

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

Conversions

HEX

#a3221c

RGB

rgb(163, 34, 28)

HSL

hsl(2.7, 70.7%, 37.5%)

HSV / HSB

hsv(2.7, 82.8%, 63.9%)

CMYK

cmyk(0%, 79.1%, 82.8%, 36.1%)

LAB

lab(36.02, 51.22, 36.89)

LCH

lch(36.02, 63.12, 35.76)

OKLCH

oklch(46.8%, 0.1659, 28.31)

HWB

hwb(2.7, 11%, 36.1%)

Harmony colors

Complementary

#1c9da3

Analogous

#a31c5a

#a3221c

#a3661c

Triadic

#a3221c

#1ca322

#221ca3

Split-complementary

#a3221c

#1ca366

#1c5aa3

Tetradic

#a3221c

#9da31c

#1c9da3

#221ca3

Square

#a3221c

#5aa31c

#1c9da3

#661ca3

Shades

Color #a3221c mixed toward black.

#881c17

#6d1713

#52110e

#360b09

#1b0605

Tints

Color #a3221c mixed toward white.

#d12c24

#e0504a

#e87c77

#efa8a4

#f7d3d2

Tones

Color #a3221c mixed toward gray.

#982c27

#8d3733

#81413e

#764b49

#6b5554

Accessibility

Aa White text on this color

7.49:1

Aa Black text on this color

2.8:1

White text reads better on this background (7.49:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#807f1e · ΔE 44.4

Deuteranopia

#858c1e · ΔE 49.3

Tritanopia

#9f1f1f · ΔE 1.8

Achromatopsia

#555555 · ΔE 26.4

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

Code

CSS

background-color: #a3221c;

Tailwind (arbitrary value)

bg-[#a3221c]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#a3221c (#a3221c) is rgb(163, 34, 28) in RGB.

No, #a3221c is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

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

Try it → Accessibility

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.

Try it →

Build something with this color

Generate a full palette from #a3221c, or check how it holds up for accessibility.

Generate a palette → Check contrast