#313238

Color #313238

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 9.52 Nearest Tailwind class zinc-800 #27272a · ΔE 3.9

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

Conversions

HEX

#313238

RGB

rgb(49, 50, 56)

HSL

hsl(231.4, 6.7%, 20.6%)

HSV / HSB

hsv(231.4, 12.5%, 22%)

CMYK

cmyk(12.5%, 10.7%, 0%, 78%)

LAB

lab(20.9, 1.04, -3.94)

LCH

lch(20.9, 4.07, 284.79)

OKLCH

oklch(31.9%, 0.0107, 278.05)

HWB

hwb(231.4, 19.2%, 78%)

Harmony colors

Complementary

#383731

Analogous

#313638

#313238

#343138

Triadic

#313238

#383132

#323831

Split-complementary

#313238

#383431

#363831

Tetradic

#313238

#373138

#383731

#323831

Square

#313238

#383136

#383731

#313834

Shades

Color #313238 mixed toward black.

#292a2f

#212125

#19191c

#101113

#080809

Tints

Color #313238 mixed toward white.

#50525c

#707280

#9395a1

#b7b8c0

#dbdce0

Tones

Color #313238 mixed toward gray.

#323237

#323337

#333336

#333436

#343435

Accessibility

Aa White text on this color

12.77:1

Aa Black text on this color

1.64:1

White text reads better on this background (12.77:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#313137 · ΔE 0.7

Deuteranopia

#313136 · ΔE 0.8

Tritanopia

#313535 · ΔE 4.9

Achromatopsia

#323232 · ΔE 3.9

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

Code

CSS

background-color: #313238;

Tailwind (arbitrary value)

bg-[#313238]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#313238 (#313238) is rgb(49, 50, 56) in RGB.

No, #313238 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 #313238, or check how it holds up for accessibility.

Generate a palette → Check contrast