#63689d

Color #63689d

A muted medium blue.

Closest named color Steel Blue #4682b4 · ΔE 17.27 Nearest Tailwind class slate-500 #62748e · ΔE 8.2

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Conversions

HEX

#63689d

RGB

rgb(99, 104, 157)

HSL

hsl(234.8, 22.8%, 50.2%)

HSV / HSB

hsv(234.8, 36.9%, 61.6%)

CMYK

cmyk(36.9%, 33.8%, 0%, 38.4%)

LAB

lab(45.62, 11.52, -29.36)

LCH

lch(45.62, 31.54, 291.42)

OKLCH

oklch(53.6%, 0.083, 279.08)

HWB

hwb(234.8, 38.8%, 38.4%)

Harmony colors

Complementary

#9d9863

Analogous

#63859d

#63689d

#7b639d

Triadic

#63689d

#9d6368

#689d63

Split-complementary

#63689d

#9d7b63

#859d63

Tetradic

#63689d

#98639d

#9d9863

#689d63

Square

#63689d

#9d6385

#9d9863

#639d7b

Shades

Color #63689d mixed toward black.

#525783

#424569

#31344f

#212334

#10111a

Tints

Color #63689d mixed toward white.

#7d81ad

#979abe

#b1b4ce

#cbcdde

#e5e6ef

Tones

Color #63689d mixed toward gray.

#686c98

#6d7093

#72748e

#76788a

#7b7c85

Accessibility

Aa White text on this color

5.25:1

Aa Black text on this color

4:1

White text reads better on this background (5.25:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#656592 · ΔE 2.9

Deuteranopia

#656590 · ΔE 3.4

Tritanopia

#638987 · ΔE 25.3

Achromatopsia

#6c6c6c · ΔE 19.1

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

Code

CSS

background-color: #63689d;

Tailwind (arbitrary value)

bg-[#63689d]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#63689d (#63689d) is rgb(99, 104, 157) in RGB.

No, #63689d 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 #63689d, or check how it holds up for accessibility.

Generate a palette → Check contrast