#31373e

Color #31373e

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 6.74 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 4.6

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

Conversions

HEX

#31373e

RGB

rgb(49, 55, 62)

HSL

hsl(212.3, 11.7%, 21.8%)

HSV / HSB

hsv(212.3, 21%, 24.3%)

CMYK

cmyk(21%, 11.3%, 0%, 75.7%)

LAB

lab(22.77, -0.73, -5.22)

LCH

lch(22.77, 5.27, 262.04)

OKLCH

oklch(33.4%, 0.0148, 252.3)

HWB

hwb(212.3, 19.2%, 75.7%)

Harmony colors

Complementary

#3e3831

Analogous

#313e3e

#31373e

#32313e

Triadic

#31373e

#3e3137

#373e31

Split-complementary

#31373e

#3e3231

#3e3e31

Tetradic

#31373e

#38313e

#3e3831

#373e31

Square

#31373e

#3e313e

#3e3831

#313e32

Shades

Color #31373e mixed toward black.

#292e34

#212529

#191c1f

#101215

#08090a

Tints

Color #31373e mixed toward white.

#4e5863

#6c7988

#909aa7

#b5bcc4

#dadde2

Tones

Color #31373e mixed toward gray.

#32373d

#33373c

#34373b

#35373a

#373839

Accessibility

Aa White text on this color

12.02:1

Aa Black text on this color

1.75:1

White text reads better on this background (12.02:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#34343c · ΔE 3.9

Deuteranopia

#33333c · ΔE 4.3

Tritanopia

#313b3b · ΔE 5.7

Achromatopsia

#363636 · ΔE 4.8

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

Code

CSS

background-color: #31373e;

Tailwind (arbitrary value)

bg-[#31373e]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#31373e (#31373e) is rgb(49, 55, 62) in RGB.

No, #31373e 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 #31373e, or check how it holds up for accessibility.

Generate a palette → Check contrast