#645583

Color #645583

A muted medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 22.5 Nearest Tailwind class mauve-600 #594c5b · ΔE 11.3

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

Conversions

HEX

#645583

RGB

rgb(100, 85, 131)

HSL

hsl(259.6, 21.3%, 42.4%)

HSV / HSB

hsv(259.6, 35.1%, 51.4%)

CMYK

cmyk(23.7%, 35.1%, 0%, 48.6%)

LAB

lab(39.32, 16.5, -23.56)

LCH

lch(39.32, 28.76, 305.01)

OKLCH

oklch(48.3%, 0.0743, 298.53)

HWB

hwb(259.6, 33.3%, 48.6%)

Harmony colors

Complementary

#748355

Analogous

#555d83

#645583

#7b5583

Triadic

#645583

#836455

#558364

Split-complementary

#645583

#837b55

#5d8355

Tetradic

#645583

#835574

#748355

#558364

Square

#645583

#83555d

#748355

#55837b

Shades

Color #645583 mixed toward black.

#53476d

#433957

#322b42

#211c2c

#110e16

Tints

Color #645583 mixed toward white.

#7c6b9f

#9688b2

#b0a6c5

#cac4d8

#e5e1ec

Tones

Color #645583 mixed toward gray.

#65597f

#675d7b

#686178

#696474

#6b6870

Accessibility

Aa White text on this color

6.63:1

Aa Black text on this color

3.17:1

White text reads better on this background (6.63:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5e5e7a · ΔE 7.2

Deuteranopia

#5f6077 · ΔE 9.1

Tritanopia

#637270 · ΔE 23.5

Achromatopsia

#5d5d5d · ΔE 19

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

Code

CSS

background-color: #645583;

Tailwind (arbitrary value)

bg-[#645583]

Related colors

Medium Purple #9370db

Rebecca Purple #663399

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Blue Violet #8a2be2

Frequently asked questions

#645583 (#645583) is rgb(100, 85, 131) in RGB.

No, #645583 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 #645583, or check how it holds up for accessibility.

Generate a palette → Check contrast