#3b4772

Color #3b4772

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 21.63 Nearest Tailwind class slate-700 #314158 · ΔE 7

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Conversions

HEX

#3b4772

RGB

rgb(59, 71, 114)

HSL

hsl(226.9, 31.8%, 33.9%)

HSV / HSB

hsv(226.9, 48.2%, 44.7%)

CMYK

cmyk(48.2%, 37.7%, 0%, 55.3%)

LAB

lab(31, 7.93, -26.29)

LCH

lch(31, 27.46, 286.79)

OKLCH

oklch(40.8%, 0.074, 271.01)

HWB

hwb(226.9, 23.1%, 55.3%)

Harmony colors

Complementary

#72663b

Analogous

#3b6272

#3b4772

#4a3b72

Triadic

#3b4772

#723b47

#47723b

Split-complementary

#3b4772

#724a3b

#62723b

Tetradic

#3b4772

#663b72

#72663b

#47723b

Square

#3b4772

#723b62

#72663b

#3b724a

Shades

Color #3b4772 mixed toward black.

#313b5f

#272f4c

#1d2339

#141826

#0a0c13

Tints

Color #3b4772 mixed toward white.

#4e5e97

#6b7bb2

#909cc6

#b5bdd9

#dadeec

Tones

Color #3b4772 mixed toward gray.

#404a6d

#444c69

#494f64

#4d5160

#52545b

Accessibility

Aa White text on this color

9.01:1

Aa Black text on this color

2.33:1

White text reads better on this background (9.01:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#41416a · ΔE 4

Deuteranopia

#403f67 · ΔE 4.7

Tritanopia

#3c6261 · ΔE 23.2

Achromatopsia

#494949 · ΔE 17.4

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

Code

CSS

background-color: #3b4772;

Tailwind (arbitrary value)

bg-[#3b4772]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#3b4772 (#3b4772) is rgb(59, 71, 114) in RGB.

No, #3b4772 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 #3b4772, or check how it holds up for accessibility.

Generate a palette → Check contrast