#640687

Color #640687

A vivid, highly saturated dark purple.

Closest named color Indigo #4b0082 · ΔE 7.88 Nearest Tailwind class purple-900 #59168b · ΔE 2.7

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#640687

RGB

rgb(100, 6, 135)

HSL

hsl(283.7, 91.5%, 27.6%)

HSV / HSB

hsv(283.7, 95.6%, 52.9%)

CMYK

cmyk(25.9%, 95.6%, 0%, 47.1%)

LAB

lab(25.53, 54.59, -48.01)

LCH

lch(25.53, 72.7, 318.67)

OKLCH

oklch(38.3%, 0.186, 312.91)

HWB

hwb(283.7, 2.4%, 47.1%)

Harmony colors

Complementary

#298706

Analogous

#230687

#640687

#870669

Triadic

#640687

#876406

#068764

Split-complementary

#640687

#698706

#068723

Tetradic

#640687

#870629

#298706

#068764

Square

#640687

#872306

#298706

#066987

Shades

Color #640687 mixed toward black.

#530570

#43045a

#320343

#21022d

#110116

Tints

Color #640687 mixed toward white.

#8f09c2

#b713f5

#c94ef7

#db89fa

#edc4fc

Tones

Color #640687 mixed toward gray.

#5f117c

#5a1b71

#552667

#50315c

#4b3c51

Accessibility

Aa White text on this color

10.95:1

Aa Black text on this color

1.92:1

White text reads better on this background (10.95:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4c4c77 · ΔE 18.2

Deuteranopia

#505573 · ΔE 21.4

Tritanopia

#626864 · ΔE 32.5

Achromatopsia

#3c3c3c · ΔE 27.7

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

Code

CSS

background-color: #640687;

Tailwind (arbitrary value)

bg-[#640687]

Related colors

Dark Violet #9400d3

Dark Orchid #9932cc

Medium Orchid #ba55d3

Indigo #4b0082

Blue Violet #8a2be2

Rebecca Purple #663399

Frequently asked questions

#640687 (#640687) is rgb(100, 6, 135) in RGB.

No, #640687 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 #640687, or check how it holds up for accessibility.

Generate a palette → Check contrast