#645d6a

Color #645d6a

A nearly neutral, gray-leaning dark purple.

Closest named color Dim Gray #696969 · ΔE 9.29 Nearest Tailwind class zinc-600 #52525c · ΔE 6

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Conversions

HEX

#645d6a

RGB

rgb(100, 93, 106)

HSL

hsl(272.3, 6.5%, 39%)

HSV / HSB

hsv(272.3, 12.3%, 41.6%)

CMYK

cmyk(5.7%, 12.3%, 0%, 58.4%)

LAB

lab(40.54, 5.53, -6.38)

LCH

lch(40.54, 8.44, 310.92)

OKLCH

oklch(48.9%, 0.0222, 309.51)

HWB

hwb(272.3, 36.5%, 58.4%)

Harmony colors

Complementary

#636a5d

Analogous

#5d5d6a

#645d6a

#6a5d69

Triadic

#645d6a

#6a645d

#5d6a64

Split-complementary

#645d6a

#696a5d

#5d6a5d

Tetradic

#645d6a

#6a5d63

#636a5d

#5d6a64

Square

#645d6a

#6a5d5d

#636a5d

#5d696a

Shades

Color #645d6a mixed toward black.

#534d58

#433e47

#322e35

#211f23

#110f12

Tints

Color #645d6a mixed toward white.

#7e7586

#98919e

#b2acb6

#cbc8cf

#e5e3e7

Tones

Color #645d6a mixed toward gray.

#645e69

#645f68

#646067

#646166

#646265

Accessibility

Aa White text on this color

6.33:1

Aa Black text on this color

3.32:1

White text reads better on this background (6.33:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#616167 · ΔE 5.5

Deuteranopia

#616266 · ΔE 6.9

Tritanopia

#646564 · ΔE 9.6

Achromatopsia

#606060 · ΔE 8.5

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

Code

CSS

background-color: #645d6a;

Tailwind (arbitrary value)

bg-[#645d6a]

Related colors

Blue Violet #8a2be2

Indigo #4b0082

Rebecca Purple #663399

Dark Orchid #9932cc

Dark Violet #9400d3

Medium Purple #9370db

Frequently asked questions

#645d6a (#645d6a) is rgb(100, 93, 106) in RGB.

No, #645d6a 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

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 #645d6a, or check how it holds up for accessibility.

Generate a palette → Check contrast