#3f4950

Color #3f4950

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 3.31 Nearest Tailwind class mist-700 #394447 · ΔE 3.3

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Conversions

HEX

#3f4950

RGB

rgb(63, 73, 80)

HSL

hsl(204.7, 11.9%, 28%)

HSV / HSB

hsv(204.7, 21.2%, 31.4%)

CMYK

cmyk(21.2%, 8.8%, 0%, 68.6%)

LAB

lab(30.4, -2.26, -5.52)

LCH

lch(30.4, 5.96, 247.73)

OKLCH

oklch(39.9%, 0.0176, 238.48)

HWB

hwb(204.7, 24.7%, 68.6%)

Harmony colors

Complementary

#50463f

Analogous

#3f504e

#3f4950

#3f4050

Triadic

#3f4950

#503f49

#49503f

Split-complementary

#3f4950

#503f40

#504e3f

Tetradic

#3f4950

#463f50

#50463f

#49503f

Square

#3f4950

#4e3f50

#50463f

#40503f

Shades

Color #3f4950 mixed toward black.

#343d43

#2a3135

#1f2428

#15181b

#0a0c0d

Tints

Color #3f4950 mixed toward white.

#5a6872

#768793

#98a5ae

#bbc3c9

#dde1e4

Tones

Color #3f4950 mixed toward gray.

#40494e

#42484d

#43484c

#45484a

#464849

Accessibility

Aa White text on this color

9.21:1

Aa Black text on this color

2.28:1

White text reads better on this background (9.21:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#44444e · ΔE 6.5

Deuteranopia

#43424e · ΔE 7.8

Tritanopia

#404d4d · ΔE 5.1

Achromatopsia

#484848 · ΔE 5.7

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

Code

CSS

background-color: #3f4950;

Tailwind (arbitrary value)

bg-[#3f4950]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#3f4950 (#3f4950) is rgb(63, 73, 80) in RGB.

No, #3f4950 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.

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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 #3f4950, or check how it holds up for accessibility.

Generate a palette → Check contrast