#343f5b

Color #343f5b

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 12.4 Nearest Tailwind class slate-700 #314158 · ΔE 3.6

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Conversions

HEX

#343f5b

RGB

rgb(52, 63, 91)

HSL

hsl(223.1, 27.3%, 28%)

HSV / HSB

hsv(223.1, 42.9%, 35.7%)

CMYK

cmyk(42.9%, 30.8%, 0%, 64.3%)

LAB

lab(26.85, 3.67, -18.13)

LCH

lch(26.85, 18.5, 281.44)

OKLCH

oklch(37.1%, 0.0506, 267.51)

HWB

hwb(223.1, 20.4%, 64.3%)

Harmony colors

Complementary

#5b5034

Analogous

#34525b

#343f5b

#3c345b

Triadic

#343f5b

#5b343f

#3f5b34

Split-complementary

#343f5b

#5b3c34

#525b34

Tetradic

#343f5b

#50345b

#5b5034

#3f5b34

Square

#343f5b

#5b3452

#5b5034

#345b3c

Shades

Color #343f5b mixed toward black.

#2b344c

#232a3d

#1a1f2d

#11151e

#090a0f

Tints

Color #343f5b mixed toward white.

#4a5a82

#6376a6

#8a98bc

#b1bbd3

#d8dde9

Tones

Color #343f5b mixed toward gray.

#374058

#3a4254

#3e4351

#41454e

#44464b

Accessibility

Aa White text on this color

10.46:1

Aa Black text on this color

2.01:1

White text reads better on this background (10.46:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#393955 · ΔE 4.8

Deuteranopia

#383854 · ΔE 4.9

Tritanopia

#35504f · ΔE 18.4

Achromatopsia

#3f3f3f · ΔE 13.3

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

Code

CSS

background-color: #343f5b;

Tailwind (arbitrary value)

bg-[#343f5b]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#343f5b (#343f5b) is rgb(52, 63, 91) in RGB.

No, #343f5b 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 #343f5b, or check how it holds up for accessibility.

Generate a palette → Check contrast