#3b4f55

Color #3b4f55

A muted dark cyan.

Closest named color Charcoal #36454f · ΔE 5.13 Nearest Tailwind class mist-600 #4b585b · ΔE 4.4

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

Conversions

HEX

#3b4f55

RGB

rgb(59, 79, 85)

HSL

hsl(193.8, 18.1%, 28.2%)

HSV / HSB

hsv(193.8, 30.6%, 33.3%)

CMYK

cmyk(30.6%, 7.1%, 0%, 66.7%)

LAB

lab(32.21, -6.1, -6.05)

LCH

lch(32.21, 8.59, 224.76)

OKLCH

oklch(41.3%, 0.0267, 218.16)

HWB

hwb(193.8, 23.1%, 66.7%)

Harmony colors

Complementary

#55413b

Analogous

#3b554e

#3b4f55

#3b4255

Triadic

#3b4f55

#553b4f

#4f553b

Split-complementary

#3b4f55

#553b42

#554e3b

Tetradic

#3b4f55

#413b55

#55413b

#4f553b

Square

#3b4f55

#4e3b55

#55413b

#42553b

Shades

Color #3b4f55 mixed toward black.

#314247

#273539

#1d272a

#141a1c

#0a0d0e

Tints

Color #3b4f55 mixed toward white.

#547079

#6f919b

#93acb4

#b7c8cd

#dbe3e6

Tones

Color #3b4f55 mixed toward gray.

#3d4e53

#3f4d51

#414b4e

#444a4c

#46494a

Accessibility

Aa White text on this color

8.62:1

Aa Black text on this color

2.44:1

White text reads better on this background (8.62:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#444554 · ΔE 12.1

Deuteranopia

#434253 · ΔE 13.9

Tritanopia

#3c5252 · ΔE 3.9

Achromatopsia

#4c4c4c · ΔE 8.8

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

Code

CSS

background-color: #3b4f55;

Tailwind (arbitrary value)

bg-[#3b4f55]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Light Sky Blue #87cefa

Charcoal #36454f

Frequently asked questions

#3b4f55 (#3b4f55) is rgb(59, 79, 85) in RGB.

No, #3b4f55 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 #3b4f55, or check how it holds up for accessibility.

Generate a palette → Check contrast