#3f4a4f

Color #3f4a4f

A nearly neutral, gray-leaning dark cyan.

Closest named color Charcoal #36454f · ΔE 4.2 Nearest Tailwind class mist-700 #394447 · ΔE 2.4

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Conversions

HEX

#3f4a4f

RGB

rgb(63, 74, 79)

HSL

hsl(198.8, 11.3%, 27.8%)

HSV / HSB

hsv(198.8, 20.3%, 31%)

CMYK

cmyk(20.3%, 6.3%, 0%, 69%)

LAB

lab(30.69, -3.15, -4.45)

LCH

lch(30.69, 5.45, 234.71)

OKLCH

oklch(40.1%, 0.0166, 226.96)

HWB

hwb(198.8, 24.7%, 69%)

Harmony colors

Complementary

#4f443f

Analogous

#3f4f4c

#3f4a4f

#3f424f

Triadic

#3f4a4f

#4f3f4a

#4a4f3f

Split-complementary

#3f4a4f

#4f3f42

#4f4c3f

Tetradic

#3f4a4f

#443f4f

#4f443f

#4a4f3f

Square

#3f4a4f

#4c3f4f

#4f443f

#424f3f

Shades

Color #3f4a4f mixed toward black.

#343e42

#2a3135

#1f2527

#15191a

#0a0c0d

Tints

Color #3f4a4f mixed toward white.

#5a6a71

#768992

#99a7ad

#bbc4c9

#dde2e4

Tones

Color #3f4a4f mixed toward gray.

#40494e

#42494c

#43484b

#44484a

#464748

Accessibility

Aa White text on this color

9.12:1

Aa Black text on this color

2.3:1

White text reads better on this background (9.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#44444e · ΔE 7.7

Deuteranopia

#43434e · ΔE 8.1

Tritanopia

#404d4d · ΔE 3.6

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: #3f4a4f;

Tailwind (arbitrary value)

bg-[#3f4a4f]

Related colors

Sky Blue #87ceeb

Deep Sky Blue #00bfff

Light Blue #add8e6

Light Sky Blue #87cefa

Charcoal #36454f

Steel Blue #4682b4

Frequently asked questions

#3f4a4f (#3f4a4f) is rgb(63, 74, 79) in RGB.

No, #3f4a4f 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 #3f4a4f, or check how it holds up for accessibility.

Generate a palette → Check contrast