#373b4c

Color #373b4c

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 7.46 Nearest Tailwind class gray-700 #364153 · ΔE 3.7

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Conversions

HEX

#373b4c

RGB

rgb(55, 59, 76)

HSL

hsl(228.6, 16%, 25.7%)

HSV / HSB

hsv(228.6, 27.6%, 29.8%)

CMYK

cmyk(27.6%, 22.4%, 0%, 70.2%)

LAB

lab(25.14, 2.78, -10.91)

LCH

lch(25.14, 11.26, 284.3)

OKLCH

oklch(35.6%, 0.03, 274.4)

HWB

hwb(228.6, 21.6%, 70.2%)

Harmony colors

Complementary

#4c4837

Analogous

#37464c

#373b4c

#3e374c

Triadic

#373b4c

#4c373b

#3b4c37

Split-complementary

#373b4c

#4c3e37

#464c37

Tetradic

#373b4c

#48374c

#4c4837

#3b4c37

Square

#373b4c

#4c3746

#4c4837

#374c3e

Shades

Color #373b4c mixed toward black.

#2e313f

#252733

#1c1e26

#121419

#090a0d

Tints

Color #373b4c mixed toward white.

#525771

#6c7495

#9197af

#b6baca

#dadce4

Tones

Color #373b4c mixed toward gray.

#393c4a

#3b3d49

#3c3e47

#3e3f45

#404043

Accessibility

Aa White text on this color

11.1:1

Aa Black text on this color

1.89:1

White text reads better on this background (11.1:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#393948 · ΔE 2.1

Deuteranopia

#393847 · ΔE 2.6

Tritanopia

#374545 · ΔE 12.6

Achromatopsia

#3c3c3c · ΔE 9.2

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

Code

CSS

background-color: #373b4c;

Tailwind (arbitrary value)

bg-[#373b4c]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#373b4c (#373b4c) is rgb(55, 59, 76) in RGB.

No, #373b4c is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #373b4c, or check how it holds up for accessibility.

Generate a palette → Check contrast