#63879f

Color #63879f

A muted medium blue.

Closest named color Light Slate Gray #778899 · ΔE 7.11 Nearest Tailwind class slate-500 #62748e · ΔE 9

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Conversions

HEX

#63879f

RGB

rgb(99, 135, 159)

HSL

hsl(204, 23.8%, 50.6%)

HSV / HSB

hsv(204, 37.7%, 62.4%)

CMYK

cmyk(37.7%, 15.1%, 0%, 37.6%)

LAB

lab(54.54, -6.31, -16.78)

LCH

lch(54.54, 17.93, 249.39)

OKLCH

oklch(60.5%, 0.0545, 237.97)

HWB

hwb(204, 38.8%, 37.6%)

Harmony colors

Complementary

#9f7b63

Analogous

#639f99

#63879f

#63699f

Triadic

#63879f

#9f6387

#879f63

Split-complementary

#63879f

#9f6369

#9f9963

Tetradic

#63879f

#7b639f

#9f7b63

#879f63

Square

#63879f

#99639f

#9f7b63

#699f63

Shades

Color #63879f mixed toward black.

#527185

#425a6a

#314450

#212d35

#10171b

Tints

Color #63879f mixed toward white.

#7d9baf

#97afbf

#b1c3cf

#cbd7df

#e5ebef

Tones

Color #63879f mixed toward gray.

#68869a

#6d8595

#728490

#77838b

#7c8286

Accessibility

Aa White text on this color

3.82:1

Aa Black text on this color

5.5:1

Black text reads better on this background (5.5:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#74759a · ΔE 15.1

Deuteranopia

#726f98 · ΔE 16.9

Tritanopia

#659594 · ΔE 13.2

Achromatopsia

#828282 · ΔE 13.4

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

Code

CSS

background-color: #63879f;

Tailwind (arbitrary value)

bg-[#63879f]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#63879f (#63879f) is rgb(99, 135, 159) in RGB.

No, #63879f 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.

Try it → Accessibility

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.

Try it →

Build something with this color

Generate a full palette from #63879f, or check how it holds up for accessibility.

Generate a palette → Check contrast