#647ca7

Color #647ca7

A muted medium blue.

Closest named color Steel Blue #4682b4 · ΔE 9.34 Nearest Tailwind class slate-500 #62748e · ΔE 5.6

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Conversions

HEX

#647ca7

RGB

rgb(100, 124, 167)

HSL

hsl(218.5, 27.6%, 52.4%)

HSV / HSB

hsv(218.5, 40.1%, 65.5%)

CMYK

cmyk(40.1%, 25.7%, 0%, 34.5%)

LAB

lab(51.74, 2.59, -25.69)

LCH

lch(51.74, 25.82, 275.76)

OKLCH

oklch(58.5%, 0.0722, 261.8)

HWB

hwb(218.5, 39.2%, 34.5%)

Harmony colors

Complementary

#a78f64

Analogous

#649ea7

#647ca7

#6e64a7

Triadic

#647ca7

#a7647c

#7ca764

Split-complementary

#647ca7

#a76e64

#9ea764

Tetradic

#647ca7

#8f64a7

#a78f64

#7ca764

Square

#647ca7

#a7649e

#a78f64

#64a76e

Shades

Color #647ca7 mixed toward black.

#51678e

#405272

#303e55

#202939

#10151c

Tints

Color #647ca7 mixed toward white.

#7e92b6

#98a8c4

#b2bed3

#cbd3e2

#e5e9f0

Tones

Color #647ca7 mixed toward gray.

#6a7ea2

#6f7f9c

#758196

#7a8291

#80848b

Accessibility

Aa White text on this color

4.21:1

Aa Black text on this color

4.98:1

Black text reads better on this background (4.98:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6f6f9e · ΔE 8

Deuteranopia

#6e6c9c · ΔE 9

Tritanopia

#659695 · ΔE 21.3

Achromatopsia

#7b7b7b · ΔE 16.4

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

Code

CSS

background-color: #647ca7;

Tailwind (arbitrary value)

bg-[#647ca7]

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

#647ca7 (#647ca7) is rgb(100, 124, 167) in RGB.

No, #647ca7 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 #647ca7, or check how it holds up for accessibility.

Generate a palette → Check contrast