#664a7f

Color #664a7f

A muted dark purple.

Closest named color Dark Slate Blue #483d8b · ΔE 17.75 Nearest Tailwind class mauve-600 #594c5b · ΔE 12.4

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

Conversions

HEX

#664a7f

RGB

rgb(102, 74, 127)

HSL

hsl(271.7, 26.4%, 39.4%)

HSV / HSB

hsv(271.7, 41.7%, 49.8%)

CMYK

cmyk(19.7%, 41.7%, 0%, 50.2%)

LAB

lab(36.47, 22.97, -25.53)

LCH

lch(36.47, 34.34, 311.98)

OKLCH

oklch(46.2%, 0.0893, 307.54)

HWB

hwb(271.7, 29%, 50.2%)

Harmony colors

Complementary

#637f4a

Analogous

#4b4a7f

#664a7f

#7f4a7d

Triadic

#664a7f

#7f664a

#4a7f66

Split-complementary

#664a7f

#7d7f4a

#4a7f4b

Tetradic

#664a7f

#7f4a63

#637f4a

#4a7f66

Square

#664a7f

#7f4b4a

#637f4a

#4a7d7f

Shades

Color #664a7f mixed toward black.

#553e6a

#443155

#33253f

#22192a

#110c15

Tints

Color #664a7f mixed toward white.

#805da0

#9a7db3

#b39dc6

#ccbed9

#e6deec

Tones

Color #664a7f mixed toward gray.

#664e7b

#655376

#655772

#655c6d

#656069

Accessibility

Aa White text on this color

7.37:1

Aa Black text on this color

2.85:1

White text reads better on this background (7.37:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#5b5b75 · ΔE 10.9

Deuteranopia

#5d5f72 · ΔE 13.8

Tritanopia

#656c6a · ΔE 23.4

Achromatopsia

#565656 · ΔE 21.2

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

Code

CSS

background-color: #664a7f;

Tailwind (arbitrary value)

bg-[#664a7f]

Related colors

Blue Violet #8a2be2

Rebecca Purple #663399

Indigo #4b0082

Dark Orchid #9932cc

Dark Violet #9400d3

Medium Purple #9370db

Frequently asked questions

#664a7f (#664a7f) is rgb(102, 74, 127) in RGB.

No, #664a7f 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 #664a7f, or check how it holds up for accessibility.

Generate a palette → Check contrast