#566a87

Color #566a87

A muted medium blue.

Closest named color Slate Gray #708090 · ΔE 11.82 Nearest Tailwind class slate-500 #62748e · ΔE 4.1

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Conversions

HEX

#566a87

RGB

rgb(86, 106, 135)

HSL

hsl(215.5, 22.2%, 43.3%)

HSV / HSB

hsv(215.5, 36.3%, 52.9%)

CMYK

cmyk(36.3%, 21.5%, 0%, 47.1%)

LAB

lab(44.28, 0.15, -18.4)

LCH

lch(44.28, 18.4, 270.47)

OKLCH

oklch(51.9%, 0.0521, 257.59)

HWB

hwb(215.5, 33.7%, 47.1%)

Harmony colors

Complementary

#877356

Analogous

#568287

#566a87

#5a5687

Triadic

#566a87

#87566a

#6a8756

Split-complementary

#566a87

#875a56

#828756

Tetradic

#566a87

#735687

#877356

#6a8756

Square

#566a87

#875682

#877356

#56875a

Shades

Color #566a87 mixed toward black.

#485870

#39475a

#2b3543

#1d232d

#0e1216

Tints

Color #566a87 mixed toward white.

#6c82a1

#899bb4

#a7b4c7

#c4cdda

#e2e6ec

Tones

Color #566a87 mixed toward gray.

#5a6b83

#5e6b7f

#626c7b

#666d77

#6a6e73

Accessibility

Aa White text on this color

5.52:1

Aa Black text on this color

3.81:1

White text reads better on this background (5.52:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5f5f81 · ΔE 8.8

Deuteranopia

#5e5d7f · ΔE 9.4

Tritanopia

#577b7a · ΔE 17.1

Achromatopsia

#696969 · ΔE 13

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

Code

CSS

background-color: #566a87;

Tailwind (arbitrary value)

bg-[#566a87]

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

#566a87 (#566a87) is rgb(86, 106, 135) in RGB.

No, #566a87 is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #566a87, or check how it holds up for accessibility.

Generate a palette → Check contrast