#643c84

Color #643c84

A muted dark purple.

Closest named color Dark Slate Blue #483d8b · ΔE 10.44 Nearest Tailwind class fuchsia-900 #721378 · ΔE 8.8

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Conversions

HEX

#643c84

RGB

rgb(100, 60, 132)

HSL

hsl(273.3, 37.5%, 37.6%)

HSV / HSB

hsv(273.3, 54.5%, 51.8%)

CMYK

cmyk(24.2%, 54.5%, 0%, 48.2%)

LAB

lab(33.15, 32.07, -33.87)

LCH

lch(33.15, 46.64, 313.44)

OKLCH

oklch(43.7%, 0.1203, 307.84)

HWB

hwb(273.3, 23.5%, 48.2%)

Harmony colors

Complementary

#5c843c

Analogous

#403c84

#643c84

#843c80

Triadic

#643c84

#84643c

#3c8464

Split-complementary

#643c84

#80843c

#3c8440

Tetradic

#643c84

#843c5c

#5c843c

#3c8464

Square

#643c84

#84403c

#5c843c

#3c8084

Shades

Color #643c84 mixed toward black.

#53326e

#432858

#321e42

#21142c

#110a16

Tints

Color #643c84 mixed toward white.

#7f4da8

#996dbd

#b392cd

#ccb6de

#e6dbee

Tones

Color #643c84 mixed toward gray.

#63427e

#634878

#624e72

#61546c

#615a66

Accessibility

Aa White text on this color

8.33:1

Aa Black text on this color

2.52:1

White text reads better on this background (8.33:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#555577 · ΔE 12.2

Deuteranopia

#585a74 · ΔE 14.5

Tritanopia

#626c69 · ΔE 26.1

Achromatopsia

#4e4e4e · ΔE 23.8

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

Code

CSS

background-color: #643c84;

Tailwind (arbitrary value)

bg-[#643c84]

Related colors

Indigo #4b0082

Blue Violet #8a2be2

Rebecca Purple #663399

Dark Orchid #9932cc

Dark Violet #9400d3

Medium Purple #9370db

Frequently asked questions

#643c84 (#643c84) is rgb(100, 60, 132) in RGB.

No, #643c84 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 #643c84, or check how it holds up for accessibility.

Generate a palette → Check contrast