#331b1b

Color #331b1b

A muted very dark red.

Closest named color Black #000000 · ΔE 18.36 Nearest Tailwind class taupe-800 #2b2422 · ΔE 9.1

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Conversions

HEX

#331b1b

RGB

rgb(51, 27, 27)

HSL

hsl(0, 30.8%, 15.3%)

HSV / HSB

hsv(0, 47.1%, 20%)

CMYK

cmyk(0%, 47.1%, 47.1%, 80%)

LAB

lab(13.03, 11.88, 5.1)

LCH

lch(13.03, 12.93, 23.23)

OKLCH

oklch(25.5%, 0.0382, 20.05)

HWB

hwb(0, 10.6%, 80%)

Harmony colors

Complementary

#1b3333

Analogous

#331b27

#331b1b

#33271b

Triadic

#331b1b

#1b331b

#1b1b33

Split-complementary

#331b1b

#1b3327

#1b2733

Tetradic

#331b1b

#33331b

#1b3333

#1b1b33

Square

#331b1b

#27331b

#1b3333

#271b33

Shades

Color #331b1b mixed toward black.

#2b1616

#221212

#1a0d0d

#110909

#090404

Tints

Color #331b1b mixed toward white.

#623434

#914d4d

#b47272

#cda1a1

#e6d0d0

Tones

Color #331b1b mixed toward gray.

#311d1d

#2f1f1f

#2d2121

#2b2323

#292525

Accessibility

Aa White text on this color

15.99:1

Aa Black text on this color

1.31:1

White text reads better on this background (15.99:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2a2a1b · ΔE 19.4

Deuteranopia

#2c2d1b · ΔE 21.2

Tritanopia

#321b1b · ΔE 0.4

Achromatopsia

#222222 · ΔE 13.1

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

Code

CSS

background-color: #331b1b;

Tailwind (arbitrary value)

bg-[#331b1b]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#331b1b (#331b1b) is rgb(51, 27, 27) in RGB.

No, #331b1b 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.

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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 #331b1b, or check how it holds up for accessibility.

Generate a palette → Check contrast