#2f334a

Color #2f334a

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 12.39 Nearest Tailwind class slate-800 #1d293d · ΔE 5.5

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Conversions

HEX

#2f334a

RGB

rgb(47, 51, 74)

HSL

hsl(231.1, 22.3%, 23.7%)

HSV / HSB

hsv(231.1, 36.5%, 29%)

CMYK

cmyk(36.5%, 31.1%, 0%, 71%)

LAB

lab(21.82, 4.76, -14.75)

LCH

lch(21.82, 15.5, 287.89)

OKLCH

oklch(32.8%, 0.0411, 276.28)

HWB

hwb(231.1, 18.4%, 71%)

Harmony colors

Complementary

#4a462f

Analogous

#2f404a

#2f334a

#382f4a

Triadic

#2f334a

#4a2f33

#334a2f

Split-complementary

#2f334a

#4a382f

#404a2f

Tetradic

#2f334a

#462f4a

#4a462f

#334a2f

Square

#2f334a

#4a2f40

#4a462f

#2f4a38

Shades

Color #2f334a mixed toward black.

#272a3e

#1f2231

#171925

#101119

#08080c

Tints

Color #2f334a mixed toward white.

#484e72

#616a99

#888eb3

#b0b4cd

#d7d9e6

Tones

Color #2f334a mixed toward gray.

#313548

#333645

#363843

#383941

#3a3b3f

Accessibility

Aa White text on this color

12.4:1

Aa Black text on this color

1.69:1

White text reads better on this background (12.4:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#313145 · ΔE 2

Deuteranopia

#313044 · ΔE 2.5

Tritanopia

#2f4140 · ΔE 16.9

Achromatopsia

#343434 · ΔE 12

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

Code

CSS

background-color: #2f334a;

Tailwind (arbitrary value)

bg-[#2f334a]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#2f334a (#2f334a) is rgb(47, 51, 74) in RGB.

No, #2f334a 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 #2f334a, or check how it holds up for accessibility.

Generate a palette → Check contrast