#373f47

Color #373f47

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 3.56 Nearest Tailwind class mist-700 #394447 · ΔE 4.2

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

Conversions

HEX

#373f47

RGB

rgb(55, 63, 71)

HSL

hsl(210, 12.7%, 24.7%)

HSV / HSB

hsv(210, 22.5%, 27.8%)

CMYK

cmyk(22.5%, 11.3%, 0%, 72.2%)

LAB

lab(26.22, -1.24, -5.98)

LCH

lch(26.22, 6.11, 258.29)

OKLCH

oklch(36.4%, 0.0175, 248.14)

HWB

hwb(210, 21.6%, 72.2%)

Harmony colors

Complementary

#473f37

Analogous

#374747

#373f47

#373747

Triadic

#373f47

#47373f

#3f4737

Split-complementary

#373f47

#473737

#474737

Tetradic

#373f47

#3f3747

#473f37

#3f4737

Square

#373f47

#473747

#473f37

#374737

Shades

Color #373f47 mixed toward black.

#2e343b

#252a2f

#1b1f23

#121518

#090a0c

Tints

Color #373f47 mixed toward white.

#535f6b

#6f7f8f

#939fab

#b7bfc7

#dbdfe3

Tones

Color #373f47 mixed toward gray.

#383f46

#3a3f44

#3b3f43

#3c3f42

#3e3f40

Accessibility

Aa White text on this color

10.69:1

Aa Black text on this color

1.96:1

White text reads better on this background (10.69:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3b3b45 · ΔE 5.2

Deuteranopia

#3a3a45 · ΔE 5.6

Tritanopia

#374443 · ΔE 6.9

Achromatopsia

#3e3e3e · ΔE 5.5

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

Code

CSS

background-color: #373f47;

Tailwind (arbitrary value)

bg-[#373f47]

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

#373f47 (#373f47) is rgb(55, 63, 71) in RGB.

No, #373f47 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 #373f47, or check how it holds up for accessibility.

Generate a palette → Check contrast