#2f3f5e

Color #2f3f5e

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 14.13 Nearest Tailwind class slate-700 #314158 · ΔE 3.3

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Conversions

HEX

#2f3f5e

RGB

rgb(47, 63, 94)

HSL

hsl(219.6, 33.3%, 27.6%)

HSV / HSB

hsv(219.6, 50%, 36.9%)

CMYK

cmyk(50%, 33%, 0%, 63.1%)

LAB

lab(26.64, 3.17, -20.42)

LCH

lch(26.64, 20.66, 278.82)

OKLCH

oklch(36.9%, 0.0577, 262.94)

HWB

hwb(219.6, 18.4%, 63.1%)

Harmony colors

Complementary

#5e4e2f

Analogous

#2f565e

#2f3f5e

#362f5e

Triadic

#2f3f5e

#5e2f3f

#3f5e2f

Split-complementary

#2f3f5e

#5e362f

#565e2f

Tetradic

#2f3f5e

#4e2f5e

#5e4e2f

#3f5e2f

Square

#2f3f5e

#5e2f56

#5e4e2f

#2f5e36

Shades

Color #2f3f5e mixed toward black.

#27344e

#1f2a3f

#171f2f

#10151f

#080a10

Tints

Color #2f3f5e mixed toward white.

#435a87

#5b77ad

#8499c1

#adbbd6

#d6ddea

Tones

Color #2f3f5e mixed toward gray.

#33405a

#374156

#3b4352

#3f444e

#42454a

Accessibility

Aa White text on this color

10.53:1

Aa Black text on this color

1.99:1

White text reads better on this background (10.53:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#373758 · ΔE 6.3

Deuteranopia

#363456 · ΔE 7.3

Tritanopia

#305251 · ΔE 19.4

Achromatopsia

#3f3f3f · ΔE 14.2

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

Code

CSS

background-color: #2f3f5e;

Tailwind (arbitrary value)

bg-[#2f3f5e]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#2f3f5e (#2f3f5e) is rgb(47, 63, 94) in RGB.

No, #2f3f5e 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.

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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 #2f3f5e, or check how it holds up for accessibility.

Generate a palette → Check contrast