#2f4a71

Color #2f4a71

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 18.72 Nearest Tailwind class slate-700 #314158 · ΔE 5.6

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Conversions

HEX

#2f4a71

RGB

rgb(47, 74, 113)

HSL

hsl(215.5, 41.3%, 31.4%)

HSV / HSB

hsv(215.5, 58.4%, 44.3%)

CMYK

cmyk(58.4%, 34.5%, 0%, 55.7%)

LAB

lab(31.1, 2.51, -25.56)

LCH

lch(31.1, 25.68, 275.61)

OKLCH

oklch(40.7%, 0.0738, 257.56)

HWB

hwb(215.5, 18.4%, 55.7%)

Harmony colors

Complementary

#71562f

Analogous

#2f6b71

#2f4a71

#352f71

Triadic

#2f4a71

#712f4a

#4a712f

Split-complementary

#2f4a71

#71352f

#6b712f

Tetradic

#2f4a71

#562f71

#71562f

#4a712f

Square

#2f4a71

#712f6b

#71562f

#2f7135

Shades

Color #2f4a71 mixed toward black.

#273e5e

#1f314b

#182539

#101926

#080c13

Tints

Color #2f4a71 mixed toward white.

#40659a

#5a82bb

#83a1cc

#adc0dd

#d6e0ee

Tones

Color #2f4a71 mixed toward gray.

#354b6c

#3a4c66

#404d61

#454e5b

#4b4f56

Accessibility

Aa White text on this color

8.98:1

Aa Black text on this color

2.34:1

White text reads better on this background (8.98:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3c3d69 · ΔE 8.2

Deuteranopia

#3b3967 · ΔE 9.3

Tritanopia

#316261 · ΔE 21.2

Achromatopsia

#494949 · ΔE 16.3

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

Code

CSS

background-color: #2f4a71;

Tailwind (arbitrary value)

bg-[#2f4a71]

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

#2f4a71 (#2f4a71) is rgb(47, 74, 113) in RGB.

No, #2f4a71 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 #2f4a71, or check how it holds up for accessibility.

Generate a palette → Check contrast