#634b71

Color #634b71

A muted dark purple.

Closest named color Charcoal #36454f · ΔE 24.57 Nearest Tailwind class mauve-600 #594c5b · ΔE 8.7

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Conversions

HEX

#634b71

RGB

rgb(99, 75, 113)

HSL

hsl(277.9, 20.2%, 36.9%)

HSV / HSB

hsv(277.9, 33.6%, 44.3%)

CMYK

cmyk(12.4%, 33.6%, 0%, 55.7%)

LAB

lab(35.75, 17.94, -17.99)

LCH

lch(35.75, 25.41, 314.92)

OKLCH

oklch(45.3%, 0.067, 312.64)

HWB

hwb(277.9, 29.4%, 55.7%)

Harmony colors

Complementary

#59714b

Analogous

#504b71

#634b71

#714b6c

Triadic

#634b71

#71634b

#4b7163

Split-complementary

#634b71

#6c714b

#4b7150

Tetradic

#634b71

#714b59

#59714b

#4b7163

Square

#634b71

#71504b

#59714b

#4b6c71

Shades

Color #634b71 mixed toward black.

#533f5e

#42324b

#322639

#211926

#110d13

Tints

Color #634b71 mixed toward white.

#7f6091

#997ea9

#b39ebf

#ccbfd4

#e6dfea

Tones

Color #634b71 mixed toward gray.

#624e6e

#61516b

#615568

#605864

#5f5b61

Accessibility

Aa White text on this color

7.57:1

Aa Black text on this color

2.78:1

White text reads better on this background (7.57:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#5a5969 · ΔE 11.7

Deuteranopia

#5b5d67 · ΔE 15.2

Tritanopia

#626361 · ΔE 21.6

Achromatopsia

#545454 · ΔE 18.5

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

Code

CSS

background-color: #634b71;

Tailwind (arbitrary value)

bg-[#634b71]

Related colors

Dark Orchid #9932cc

Indigo #4b0082

Dark Violet #9400d3

Blue Violet #8a2be2

Rebecca Purple #663399

Medium Orchid #ba55d3

Frequently asked questions

#634b71 (#634b71) is rgb(99, 75, 113) in RGB.

No, #634b71 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 #634b71, or check how it holds up for accessibility.

Generate a palette → Check contrast