#31333a

Color #31333a

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 8.83 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 4.2

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

Conversions

HEX

#31333a

RGB

rgb(49, 51, 58)

HSL

hsl(226.7, 8.4%, 21%)

HSV / HSB

hsv(226.7, 15.5%, 22.7%)

CMYK

cmyk(15.5%, 12.1%, 0%, 77.3%)

LAB

lab(21.31, 0.89, -4.7)

LCH

lch(21.31, 4.78, 280.72)

OKLCH

oklch(32.2%, 0.0127, 273.15)

HWB

hwb(226.7, 19.2%, 77.3%)

Harmony colors

Complementary

#3a3831

Analogous

#31383a

#31333a

#34313a

Triadic

#31333a

#3a3133

#333a31

Split-complementary

#31333a

#3a3431

#383a31

Tetradic

#31333a

#38313a

#3a3831

#333a31

Square

#31333a

#3a3138

#3a3831

#313a34

Shades

Color #31333a mixed toward black.

#292b30

#212227

#191a1d

#101113

#08090a

Tints

Color #31333a mixed toward white.

#50535e

#6f7383

#9296a3

#b6b9c1

#dbdce0

Tones

Color #31333a mixed toward gray.

#323339

#333439

#333438

#343537

#353536

Accessibility

Aa White text on this color

12.61:1

Aa Black text on this color

1.67:1

White text reads better on this background (12.61:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#323238 · ΔE 1.2

Deuteranopia

#323238 · ΔE 1.2

Tritanopia

#313737 · ΔE 5.9

Achromatopsia

#333333 · ΔE 4.4

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

Code

CSS

background-color: #31333a;

Tailwind (arbitrary value)

bg-[#31333a]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#31333a (#31333a) is rgb(49, 51, 58) in RGB.

No, #31333a 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 #31333a, or check how it holds up for accessibility.

Generate a palette → Check contrast