#66507a

Color #66507a

A muted dark purple.

Closest named color Dark Slate Blue #483d8b · ΔE 24.14 Nearest Tailwind class mauve-600 #594c5b · ΔE 9.9

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Conversions

HEX

#66507a

RGB

rgb(102, 80, 122)

HSL

hsl(271.4, 20.8%, 39.6%)

HSV / HSB

hsv(271.4, 34.4%, 47.8%)

CMYK

cmyk(16.4%, 34.4%, 0%, 52.2%)

LAB

lab(37.78, 18.03, -20.4)

LCH

lch(37.78, 27.23, 311.47)

OKLCH

oklch(47.1%, 0.0711, 307.8)

HWB

hwb(271.4, 31.4%, 52.2%)

Harmony colors

Complementary

#647a50

Analogous

#51507a

#66507a

#7a5079

Triadic

#66507a

#7a6650

#507a66

Split-complementary

#66507a

#797a50

#507a51

Tetradic

#66507a

#7a5064

#647a50

#507a66

Square

#66507a

#7a5150

#647a50

#50797a

Shades

Color #66507a mixed toward black.

#554366

#443551

#33283d

#221b29

#110d14

Tints

Color #66507a mixed toward white.

#806499

#9983ae

#b3a2c2

#ccc1d6

#e6e0eb

Tones

Color #66507a mixed toward gray.

#665376

#665773

#655a6f

#655e6c

#656168

Accessibility

Aa White text on this color

7.02:1

Aa Black text on this color

2.99:1

White text reads better on this background (7.02:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#5d5d72 · ΔE 10.4

Deuteranopia

#5e606f · ΔE 13.3

Tritanopia

#656a69 · ΔE 21

Achromatopsia

#595959 · ΔE 18.9

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

Code

CSS

background-color: #66507a;

Tailwind (arbitrary value)

bg-[#66507a]

Related colors

Blue Violet #8a2be2

Rebecca Purple #663399

Indigo #4b0082

Dark Orchid #9932cc

Dark Violet #9400d3

Medium Purple #9370db

Frequently asked questions

#66507a (#66507a) is rgb(102, 80, 122) in RGB.

No, #66507a is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #66507a, or check how it holds up for accessibility.

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