#3f4f40

Color #3f4f40

A nearly neutral, gray-leaning dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 10.74 Nearest Tailwind class olive-700 #474739 · ΔE 7.8

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Conversions

HEX

#3f4f40

RGB

rgb(63, 79, 64)

HSL

hsl(123.8, 11.3%, 27.8%)

HSV / HSB

hsv(123.8, 20.3%, 31%)

CMYK

cmyk(20.3%, 0%, 19%, 69%)

LAB

lab(31.85, -9.73, 6.82)

LCH

lch(31.85, 11.88, 144.97)

OKLCH

oklch(40.9%, 0.032, 146.61)

HWB

hwb(123.8, 24.7%, 69%)

Harmony colors

Complementary

#4f3f4e

Analogous

#464f3f

#3f4f40

#3f4f48

Triadic

#3f4f40

#403f4f

#4f403f

Split-complementary

#3f4f40

#483f4f

#4f3f46

Tetradic

#3f4f40

#3f4e4f

#4f3f4e

#4f403f

Square

#3f4f40

#3f464f

#4f3f4e

#4f483f

Shades

Color #3f4f40 mixed toward black.

#344235

#2a352b

#1f2720

#151a15

#0a0d0b

Tints

Color #3f4f40 mixed toward white.

#5a715c

#769278

#99ad9a

#bbc9bc

#dde4dd

Tones

Color #3f4f40 mixed toward gray.

#404e41

#424c42

#434b43

#444a45

#464846

Accessibility

Aa White text on this color

8.74:1

Aa Black text on this color

2.4:1

White text reads better on this background (8.74:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#464744 · ΔE 10

Deuteranopia

#464445 · ΔE 14.1

Tritanopia

#404748 · ΔE 10.1

Achromatopsia

#4b4b4b · ΔE 11.8

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

Code

CSS

background-color: #3f4f40;

Tailwind (arbitrary value)

bg-[#3f4f40]

Related colors

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Green #008000

Honeydew #f0fff0

Frequently asked questions

#3f4f40 (#3f4f40) is rgb(63, 79, 64) in RGB.

No, #3f4f40 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 #3f4f40, or check how it holds up for accessibility.

Generate a palette → Check contrast