#505866

Color #505866

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 9.54 Nearest Tailwind class gray-600 #4a5565 · ΔE 1.8

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Conversions

HEX

#505866

RGB

rgb(80, 88, 102)

HSL

hsl(218.2, 12.1%, 35.7%)

HSV / HSB

hsv(218.2, 21.6%, 40%)

CMYK

cmyk(21.6%, 13.7%, 0%, 60%)

LAB

lab(37.2, 0.24, -9.1)

LCH

lch(37.2, 9.1, 271.51)

OKLCH

oklch(45.9%, 0.025, 261.71)

HWB

hwb(218.2, 31.4%, 60%)

Harmony colors

Complementary

#665e50

Analogous

#506366

#505866

#535066

Triadic

#505866

#665058

#586650

Split-complementary

#505866

#665350

#636650

Tetradic

#505866

#5e5066

#665e50

#586650

Square

#505866

#665063

#665e50

#506653

Shades

Color #505866 mixed toward black.

#434955

#353b44

#282c33

#1b1d22

#0d0f11

Tints

Color #505866 mixed toward white.

#687285

#848e9f

#a3aab7

#c2c7cf

#e0e3e7

Tones

Color #505866 mixed toward gray.

#525964

#545962

#565a61

#575a5f

#595b5d

Accessibility

Aa White text on this color

7.17:1

Aa Black text on this color

2.93:1

White text reads better on this background (7.17:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#545463 · ΔE 4.5

Deuteranopia

#535262 · ΔE 5.4

Tritanopia

#506060 · ΔE 9.9

Achromatopsia

#575757 · ΔE 7.6

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

Code

CSS

background-color: #505866;

Tailwind (arbitrary value)

bg-[#505866]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#505866 (#505866) is rgb(80, 88, 102) in RGB.

No, #505866 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 #505866, or check how it holds up for accessibility.

Generate a palette → Check contrast