#373756

Color #373756

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 16.39 Nearest Tailwind class slate-700 #314158 · ΔE 8.5

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Conversions

HEX

#373756

RGB

rgb(55, 55, 86)

HSL

hsl(240, 22%, 27.6%)

HSV / HSB

hsv(240, 36%, 33.7%)

CMYK

cmyk(36%, 36%, 0%, 66.3%)

LAB

lab(24.37, 8.46, -18.7)

LCH

lch(24.37, 20.52, 294.34)

OKLCH

oklch(35.1%, 0.0535, 283.28)

HWB

hwb(240, 21.6%, 66.3%)

Harmony colors

Complementary

#565637

Analogous

#374656

#373756

#463756

Triadic

#373756

#563737

#375637

Split-complementary

#373756

#564637

#465637

Tetradic

#373756

#563756

#565637

#375637

Square

#373756

#563746

#565637

#375646

Shades

Color #373756 mixed toward black.

#2e2e48

#252539

#1b1b2b

#12121d

#09090e

Tints

Color #373756 mixed toward white.

#4f4f7b

#69699f

#8e8eb7

#b4b4cf

#d9d9e7

Tones

Color #373756 mixed toward gray.

#393953

#3c3c51

#3f3f4e

#41414c

#444449

Accessibility

Aa White text on this color

11.39:1

Aa Black text on this color

1.84:1

White text reads better on this background (11.39:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#373750 · ΔE 2.2

Deuteranopia

#37374e · ΔE 3

Tritanopia

#374a49 · ΔE 20.3

Achromatopsia

#3a3a3a · ΔE 14.9

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

Code

CSS

background-color: #373756;

Tailwind (arbitrary value)

bg-[#373756]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#373756 (#373756) is rgb(55, 55, 86) in RGB.

No, #373756 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.

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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 #373756, or check how it holds up for accessibility.

Generate a palette → Check contrast