#647891

Color #647891

A muted medium blue.

Closest named color Slate Gray #708090 · ΔE 6.3 Nearest Tailwind class slate-500 #62748e · ΔE 1.8

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Conversions

HEX

#647891

RGB

rgb(100, 120, 145)

HSL

hsl(213.3, 18.4%, 48%)

HSV / HSB

hsv(213.3, 31%, 56.9%)

CMYK

cmyk(31%, 17.2%, 0%, 43.1%)

LAB

lab(49.72, -1.12, -15.95)

LCH

lch(49.72, 15.99, 265.98)

OKLCH

oklch(56.6%, 0.0455, 254.19)

HWB

hwb(213.3, 39.2%, 43.1%)

Harmony colors

Complementary

#917d64

Analogous

#648e91

#647891

#666491

Triadic

#647891

#916478

#789164

Split-complementary

#647891

#916664

#8e9164

Tetradic

#647891

#7d6491

#917d64

#789164

Square

#647891

#91648e

#917d64

#649166

Shades

Color #647891 mixed toward black.

#536479

#435061

#323c48

#212830

#111418

Tints

Color #647891 mixed toward white.

#7c8ea5

#96a5b7

#b1bbc9

#cbd2db

#e5e8ed

Tones

Color #647891 mixed toward gray.

#68788d

#6b7989

#6f7986

#737a82

#777a7e

Accessibility

Aa White text on this color

4.53:1

Aa Black text on this color

4.64:1

Black text reads better on this background (4.64:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6d6d8b · ΔE 9.6

Deuteranopia

#6c6a8a · ΔE 10.8

Tritanopia

#658786 · ΔE 15.1

Achromatopsia

#767676 · ΔE 11.8

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

Code

CSS

background-color: #647891;

Tailwind (arbitrary value)

bg-[#647891]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Cornflower Blue #6495ed

Alice Blue #f0f8ff

Frequently asked questions

#647891 (#647891) is rgb(100, 120, 145) in RGB.

No, #647891 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 #647891, or check how it holds up for accessibility.

Generate a palette → Check contrast