#647ba3

Color #647ba3

A muted medium blue.

Closest named color Steel Blue #4682b4 · ΔE 10.24 Nearest Tailwind class slate-500 #62748e · ΔE 4.9

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Conversions

HEX

#647ba3

RGB

rgb(100, 123, 163)

HSL

hsl(218.1, 25.5%, 51.6%)

HSV / HSB

hsv(218.1, 38.7%, 63.9%)

CMYK

cmyk(38.7%, 24.5%, 0%, 36.1%)

LAB

lab(51.29, 2.05, -24.07)

LCH

lch(51.29, 24.16, 274.87)

OKLCH

oklch(58.1%, 0.0676, 261.23)

HWB

hwb(218.1, 39.2%, 36.1%)

Harmony colors

Complementary

#a38c64

Analogous

#649ba3

#647ba3

#6d64a3

Triadic

#647ba3

#a3647b

#7ba364

Split-complementary

#647ba3

#a36d64

#9ba364

Tetradic

#647ba3

#8c64a3

#a38c64

#7ba364

Square

#647ba3

#a3649b

#a38c64

#64a36d

Shades

Color #647ba3 mixed toward black.

#52668a

#41526e

#313d53

#212937

#10141c

Tints

Color #647ba3 mixed toward white.

#7e91b2

#98a7c2

#b2bdd1

#cbd3e0

#e5e9f0

Tones

Color #647ba3 mixed toward gray.

#697c9e

#6f7e99

#747f93

#79818e

#7e8289

Accessibility

Aa White text on this color

4.28:1

Aa Black text on this color

4.9:1

Black text reads better on this background (4.9:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6f6f9b · ΔE 8

Deuteranopia

#6d6c98 · ΔE 8.8

Tritanopia

#659392 · ΔE 20.5

Achromatopsia

#7a7a7a · ΔE 15.7

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

Code

CSS

background-color: #647ba3;

Tailwind (arbitrary value)

bg-[#647ba3]

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

#647ba3 (#647ba3) is rgb(100, 123, 163) in RGB.

No, #647ba3 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 #647ba3, or check how it holds up for accessibility.

Generate a palette → Check contrast