#645f80

Color #645f80

A nearly neutral, gray-leaning medium blue.

Closest named color Slate Gray #708090 · ΔE 17.5 Nearest Tailwind class mauve-500 #79697b · ΔE 8.2

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Conversions

HEX

#645f80

RGB

rgb(100, 95, 128)

HSL

hsl(249.1, 14.8%, 43.7%)

HSV / HSB

hsv(249.1, 25.8%, 50.2%)

CMYK

cmyk(21.9%, 25.8%, 0%, 49.8%)

LAB

lab(41.93, 9.53, -17.71)

LCH

lch(41.93, 20.11, 298.29)

OKLCH

oklch(50.3%, 0.0522, 291.35)

HWB

hwb(249.1, 37.3%, 49.8%)

Harmony colors

Complementary

#7b805f

Analogous

#5f6a80

#645f80

#745f80

Triadic

#645f80

#80645f

#5f8064

Split-complementary

#645f80

#80745f

#6a805f

Tetradic

#645f80

#805f7b

#7b805f

#5f8064

Square

#645f80

#805f6a

#7b805f

#5f8074

Shades

Color #645f80 mixed toward black.

#534f6b

#433f55

#322f40

#21202b

#111015

Tints

Color #645f80 mixed toward white.

#7b7699

#9591ad

#b0adc2

#cac8d6

#e5e4eb

Tones

Color #645f80 mixed toward gray.

#66627d

#68647a

#6a6778

#6c6a75

#6e6d72

Accessibility

Aa White text on this color

6.02:1

Aa Black text on this color

3.49:1

White text reads better on this background (6.02:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#626279 · ΔE 4.3

Deuteranopia

#626377 · ΔE 5.7

Tritanopia

#647372 · ΔE 19.9

Achromatopsia

#636363 · ΔE 15

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

Code

CSS

background-color: #645f80;

Tailwind (arbitrary value)

bg-[#645f80]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#645f80 (#645f80) is rgb(100, 95, 128) in RGB.

No, #645f80 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 #645f80, or check how it holds up for accessibility.

Generate a palette → Check contrast