#313339

Color #313339

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 8.99 Nearest Tailwind class zinc-800 #27272a · ΔE 4.2

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

Conversions

HEX

#313339

RGB

rgb(49, 51, 57)

HSL

hsl(225, 7.5%, 20.8%)

HSV / HSB

hsv(225, 14%, 22.4%)

CMYK

cmyk(14%, 10.5%, 0%, 77.6%)

LAB

lab(21.27, 0.63, -4.08)

LCH

lch(21.27, 4.13, 278.78)

OKLCH

oklch(32.2%, 0.011, 271.04)

HWB

hwb(225, 19.2%, 77.6%)

Harmony colors

Complementary

#393731

Analogous

#313739

#313339

#333139

Triadic

#313339

#393133

#333931

Split-complementary

#313339

#393331

#373931

Tetradic

#313339

#373139

#393731

#333931

Square

#313339

#393137

#393731

#313933

Shades

Color #313339 mixed toward black.

#292b30

#212226

#191a1d

#101113

#08090a

Tints

Color #313339 mixed toward white.

#50535d

#6f7481

#9296a2

#b7b9c1

#dbdce0

Tones

Color #313339 mixed toward gray.

#323338

#323438

#333437

#343436

#343536

Accessibility

Aa White text on this color

12.63:1

Aa Black text on this color

1.66:1

White text reads better on this background (12.63:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#323238 · ΔE 1.3

Deuteranopia

#323237 · ΔE 1.2

Tritanopia

#313636 · ΔE 4.9

Achromatopsia

#333333 · ΔE 3.8

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

Code

CSS

background-color: #313339;

Tailwind (arbitrary value)

bg-[#313339]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#313339 (#313339) is rgb(49, 51, 57) in RGB.

No, #313339 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 #313339, or check how it holds up for accessibility.

Generate a palette → Check contrast