#2f5779

Color #2f5779

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 17.13 Nearest Tailwind class sky-800 #00598a · ΔE 4

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Conversions

HEX

#2f5779

RGB

rgb(47, 87, 121)

HSL

hsl(207.6, 44%, 32.9%)

HSV / HSB

hsv(207.6, 61.2%, 47.5%)

CMYK

cmyk(61.2%, 28.1%, 0%, 52.5%)

LAB

lab(35.6, -3, -23.5)

LCH

lch(35.6, 23.69, 262.72)

OKLCH

oklch(44.3%, 0.0723, 245.99)

HWB

hwb(207.6, 18.4%, 52.5%)

Harmony colors

Complementary

#79512f

Analogous

#2f7976

#2f5779

#2f3279

Triadic

#2f5779

#792f57

#57792f

Split-complementary

#2f5779

#792f32

#79762f

Tetradic

#2f5779

#512f79

#79512f

#57792f

Square

#2f5779

#762f79

#79512f

#32792f

Shades

Color #2f5779 mixed toward black.

#274865

#1f3a51

#172b3c

#101d28

#080e14

Tints

Color #2f5779 mixed toward white.

#3f74a2

#5b91bf

#84accf

#adc8df

#d6e3ef

Tones

Color #2f5779 mixed toward gray.

#355673

#3b566d

#415566

#485560

#4e545a

Accessibility

Aa White text on this color

7.61:1

Aa Black text on this color

2.76:1

White text reads better on this background (7.61:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#444472 · ΔE 12.7

Deuteranopia

#413e70 · ΔE 13.8

Tritanopia

#326c6b · ΔE 18.3

Achromatopsia

#545454 · ΔE 15.5

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

Code

CSS

background-color: #2f5779;

Tailwind (arbitrary value)

bg-[#2f5779]

Related colors

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Charcoal #36454f

Frequently asked questions

#2f5779 (#2f5779) is rgb(47, 87, 121) in RGB.

No, #2f5779 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 #2f5779, or check how it holds up for accessibility.

Generate a palette → Check contrast