#644e81

Color #644e81

A muted medium purple.

Closest named color Dark Slate Blue #483d8b · ΔE 18.84 Nearest Tailwind class mauve-600 #594c5b · ΔE 12

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Conversions

HEX

#644e81

RGB

rgb(100, 78, 129)

HSL

hsl(265.9, 24.6%, 40.6%)

HSV / HSB

hsv(265.9, 39.5%, 50.6%)

CMYK

cmyk(22.5%, 39.5%, 0%, 49.4%)

LAB

lab(37.38, 20.35, -25.36)

LCH

lch(37.38, 32.52, 308.75)

OKLCH

oklch(46.8%, 0.0841, 303.16)

HWB

hwb(265.9, 30.6%, 49.4%)

Harmony colors

Complementary

#6b814e

Analogous

#4e5281

#644e81

#7e4e81

Triadic

#644e81

#81644e

#4e8164

Split-complementary

#644e81

#817e4e

#52814e

Tetradic

#644e81

#814e6b

#6b814e

#4e8164

Square

#644e81

#814e52

#6b814e

#4e817e

Shades

Color #644e81 mixed toward black.

#53416b

#433456

#322740

#211a2b

#110d15

Tints

Color #644e81 mixed toward white.

#7d62a0

#9781b3

#b1a1c6

#cbc0d9

#e5e0ec

Tones

Color #644e81 mixed toward gray.

#65527d

#655779

#665b74

#665f70

#67636c

Accessibility

Aa White text on this color

7.12:1

Aa Black text on this color

2.95:1

White text reads better on this background (7.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#5b5b77 · ΔE 9.1

Deuteranopia

#5c5e75 · ΔE 11.2

Tritanopia

#636f6d · ΔE 23.8

Achromatopsia

#585858 · ΔE 20.5

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

Code

CSS

background-color: #644e81;

Tailwind (arbitrary value)

bg-[#644e81]

Related colors

Rebecca Purple #663399

Blue Violet #8a2be2

Medium Purple #9370db

Indigo #4b0082

Dark Orchid #9932cc

Dark Violet #9400d3

Frequently asked questions

#644e81 (#644e81) is rgb(100, 78, 129) in RGB.

No, #644e81 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

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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 #644e81, or check how it holds up for accessibility.

Generate a palette → Check contrast