#3f4c4f

Color #3f4c4f

A nearly neutral, gray-leaning dark cyan.

Closest named color Charcoal #36454f · ΔE 5.45 Nearest Tailwind class mist-700 #394447 · ΔE 2.7

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

Conversions

HEX

#3f4c4f

RGB

rgb(63, 76, 79)

HSL

hsl(191.3, 11.3%, 27.8%)

HSV / HSB

hsv(191.3, 20.3%, 31%)

CMYK

cmyk(20.3%, 3.8%, 0%, 69%)

LAB

lab(31.32, -4.4, -3.51)

LCH

lch(31.32, 5.63, 218.58)

OKLCH

oklch(40.6%, 0.0173, 213.23)

HWB

hwb(191.3, 24.7%, 69%)

Harmony colors

Complementary

#4f423f

Analogous

#3f4f4a

#3f4c4f

#3f444f

Triadic

#3f4c4f

#4f3f4c

#4c4f3f

Split-complementary

#3f4c4f

#4f3f44

#4f4a3f

Tetradic

#3f4c4f

#423f4f

#4f423f

#4c4f3f

Square

#3f4c4f

#4a3f4f

#4f423f

#444f3f

Shades

Color #3f4c4f mixed toward black.

#343f42

#2a3335

#1f2627

#15191a

#0a0d0d

Tints

Color #3f4c4f mixed toward white.

#5a6d71

#768d92

#99a9ad

#bbc6c9

#dde2e4

Tones

Color #3f4c4f mixed toward gray.

#404b4e

#424a4c

#43494b

#44494a

#464848

Accessibility

Aa White text on this color

8.91:1

Aa Black text on this color

2.36:1

White text reads better on this background (8.91:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#45454e · ΔE 8.9

Deuteranopia

#44434e · ΔE 10.2

Tritanopia

#404e4e · ΔE 2.1

Achromatopsia

#4a4a4a · ΔE 6.4

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

Code

CSS

background-color: #3f4c4f;

Tailwind (arbitrary value)

bg-[#3f4c4f]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Powder Blue #b0e0e6

Sky Blue #87ceeb

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Frequently asked questions

#3f4c4f (#3f4c4f) is rgb(63, 76, 79) in RGB.

No, #3f4c4f 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #3f4c4f, or check how it holds up for accessibility.

Generate a palette → Check contrast