#643bce

Color #643bce

A moderately saturated medium blue.

Closest named color Dark Orchid #9932cc · ΔE 16.6 Nearest Tailwind class indigo-700 #432dd7 · ΔE 5

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Conversions

HEX

#643bce

RGB

rgb(100, 59, 206)

HSL

hsl(256.7, 60%, 52%)

HSV / HSB

hsv(256.7, 71.4%, 80.8%)

CMYK

cmyk(51.5%, 71.4%, 0%, 19.2%)

LAB

lab(38.36, 52.58, -69.71)

LCH

lch(38.36, 87.32, 307.03)

OKLCH

oklch(49.2%, 0.2117, 288.91)

HWB

hwb(256.7, 23.1%, 19.2%)

Harmony colors

Complementary

#a5ce3b

Analogous

#3b5cce

#643bce

#ad3bce

Triadic

#643bce

#ce643b

#3bce64

Split-complementary

#643bce

#cead3b

#5cce3b

Tetradic

#643bce

#ce3ba5

#a5ce3b

#3bce64

Square

#643bce

#ce3b5c

#a5ce3b

#3bcead

Shades

Color #643bce mixed toward black.

#512cb1

#41238d

#311b6a

#201247

#100923

Tints

Color #643bce mixed toward white.

#7e5cd6

#987cde

#b29de7

#cbbeef

#e5def7

Tones

Color #643bce mixed toward gray.

#6947c2

#6f54b6

#7460a9

#7a6c9d

#7f7891

Accessibility

Aa White text on this color

6.87:1

Aa Black text on this color

3.06:1

White text reads better on this background (6.87:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5555b8 · ΔE 8.4

Deuteranopia

#575ab2 · ΔE 10.2

Tritanopia

#62a49f · ΔE 41.8

Achromatopsia

#5a5a5a · ΔE 29.5

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

Code

CSS

background-color: #643bce;

Tailwind (arbitrary value)

bg-[#643bce]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Blue Violet #8a2be2

Frequently asked questions

#643bce (#643bce) is rgb(100, 59, 206) in RGB.

No, #643bce 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.

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Build something with this color

Generate a full palette from #643bce, or check how it holds up for accessibility.

Generate a palette → Check contrast