#343940

Color #343940

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 6.19 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 3.8

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

Conversions

HEX

#343940

RGB

rgb(52, 57, 64)

HSL

hsl(215, 10.3%, 22.7%)

HSV / HSB

hsv(215, 18.8%, 25.1%)

CMYK

cmyk(18.8%, 10.9%, 0%, 74.9%)

LAB

lab(23.76, -0.34, -5.05)

LCH

lch(23.76, 5.06, 266.15)

OKLCH

oklch(34.3%, 0.0141, 256.85)

HWB

hwb(215, 20.4%, 74.9%)

Harmony colors

Complementary

#403b34

Analogous

#343f40

#343940

#353440

Triadic

#343940

#403439

#394034

Split-complementary

#343940

#403534

#3f4034

Tetradic

#343940

#3b3440

#403b34

#394034

Square

#343940

#40343f

#403b34

#344035

Shades

Color #343940 mixed toward black.

#2b2f35

#23262b

#1a1c20

#111315

#09090b

Tints

Color #343940 mixed toward white.

#515964

#6f7988

#929ba7

#b7bcc4

#dbdee2

Tones

Color #343940 mixed toward gray.

#35393f

#36393e

#37393d

#383a3c

#393a3b

Accessibility

Aa White text on this color

11.63:1

Aa Black text on this color

1.81:1

White text reads better on this background (11.63:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#36363e · ΔE 3.4

Deuteranopia

#36363e · ΔE 3.4

Tritanopia

#343d3d · ΔE 5.7

Achromatopsia

#393939 · ΔE 4.6

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

Code

CSS

background-color: #343940;

Tailwind (arbitrary value)

bg-[#343940]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#343940 (#343940) is rgb(52, 57, 64) in RGB.

No, #343940 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 #343940, or check how it holds up for accessibility.

Generate a palette → Check contrast