#343b61

Color #343b61

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 19.52 Nearest Tailwind class slate-700 #314158 · ΔE 7

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Conversions

HEX

#343b61

RGB

rgb(52, 59, 97)

HSL

hsl(230.7, 30.2%, 29.2%)

HSV / HSB

hsv(230.7, 46.4%, 38%)

CMYK

cmyk(46.4%, 39.2%, 0%, 62%)

LAB

lab(25.92, 8.34, -23.47)

LCH

lch(25.92, 24.91, 289.56)

OKLCH

oklch(36.4%, 0.0662, 274.68)

HWB

hwb(230.7, 20.4%, 62%)

Harmony colors

Complementary

#615a34

Analogous

#345161

#343b61

#433461

Triadic

#343b61

#61343b

#3b6134

Split-complementary

#343b61

#614334

#516134

Tetradic

#343b61

#5a3461

#615a34

#3b6134

Square

#343b61

#613451

#615a34

#346143

Shades

Color #343b61 mixed toward black.

#2b3151

#232741

#1a1d30

#111420

#090a10

Tints

Color #343b61 mixed toward white.

#495388

#626eab

#8992c0

#b1b6d5

#d8dbea

Tones

Color #343b61 mixed toward gray.

#383e5d

#3b4059

#3f4356

#434552

#47484e

Accessibility

Aa White text on this color

10.8:1

Aa Black text on this color

1.94:1

White text reads better on this background (10.8:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#37375a · ΔE 2.7

Deuteranopia

#373658 · ΔE 3.3

Tritanopia

#345352 · ΔE 22.6

Achromatopsia

#3d3d3d · ΔE 16.6

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

Code

CSS

background-color: #343b61;

Tailwind (arbitrary value)

bg-[#343b61]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#343b61 (#343b61) is rgb(52, 59, 97) in RGB.

No, #343b61 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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.

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Build something with this color

Generate a full palette from #343b61, or check how it holds up for accessibility.

Generate a palette → Check contrast