#313437

Color #313437

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 9.27 Nearest Tailwind class zinc-800 #27272a · ΔE 4.4

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Conversions

HEX

#313437

RGB

rgb(49, 52, 55)

HSL

hsl(210, 5.8%, 20.4%)

HSV / HSB

hsv(210, 10.9%, 21.6%)

CMYK

cmyk(10.9%, 5.5%, 0%, 78.4%)

LAB

lab(21.52, -0.56, -2.34)

LCH

lch(21.52, 2.41, 256.54)

OKLCH

oklch(32.3%, 0.0068, 248.36)

HWB

hwb(210, 19.2%, 78.4%)

Harmony colors

Complementary

#373431

Analogous

#313737

#313437

#313137

Triadic

#313437

#373134

#343731

Split-complementary

#313437

#373131

#373731

Tetradic

#313437

#343137

#373431

#343731

Square

#313437

#373137

#373431

#313731

Shades

Color #313437 mixed toward black.

#292b2e

#212325

#191a1c

#101112

#080909

Tints

Color #313437 mixed toward white.

#51565b

#71787f

#949a9f

#b7bbbf

#dbdddf

Tones

Color #313437 mixed toward gray.

#323437

#323436

#333436

#333435

#343435

Accessibility

Aa White text on this color

12.52:1

Aa Black text on this color

1.68:1

White text reads better on this background (12.52:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#323236 · ΔE 2.3

Deuteranopia

#323236 · ΔE 2.3

Tritanopia

#313636 · ΔE 2.7

Achromatopsia

#343434 · ΔE 2.4

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

Code

CSS

background-color: #313437;

Tailwind (arbitrary value)

bg-[#313437]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#313437 (#313437) is rgb(49, 52, 55) in RGB.

No, #313437 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.

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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 #313437, or check how it holds up for accessibility.

Generate a palette → Check contrast