#817b9d

Color #817b9d

A nearly neutral, gray-leaning medium blue.

Closest named color Slate Gray #708090 · ΔE 13.56 Nearest Tailwind class mauve-500 #79697b · ΔE 9.6

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Conversions

HEX

#817b9d

RGB

rgb(129, 123, 157)

HSL

hsl(250.6, 14.8%, 54.9%)

HSV / HSB

hsv(250.6, 21.7%, 61.6%)

CMYK

cmyk(17.8%, 21.7%, 0%, 38.4%)

LAB

lab(53.24, 9.57, -17.4)

LCH

lch(53.24, 19.86, 298.81)

OKLCH

oklch(60.1%, 0.0515, 292.83)

HWB

hwb(250.6, 48.2%, 38.4%)

Harmony colors

Complementary

#979d7b

Analogous

#7b869d

#817b9d

#927b9d

Triadic

#817b9d

#9d817b

#7b9d81

Split-complementary

#817b9d

#9d927b

#869d7b

Tetradic

#817b9d

#9d7b97

#979d7b

#7b9d81

Square

#817b9d

#9d7b86

#979d7b

#7b9d92

Shades

Color #817b9d mixed toward black.

#696386

#54506b

#3f3c50

#2a2836

#15141b

Tints

Color #817b9d mixed toward white.

#9691ad

#aba7be

#c0bdce

#d5d3de

#eae9ef

Tones

Color #817b9d mixed toward gray.

#837e9a

#858197

#868395

#888692

#8a898f

Accessibility

Aa White text on this color

4:1

Aa Black text on this color

5.25:1

Black text reads better on this background (5.25:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7e7e96 · ΔE 4.3

Deuteranopia

#7f7f94 · ΔE 5.4

Tritanopia

#81908e · ΔE 20.1

Achromatopsia

#7f7f7f · ΔE 14.9

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

Code

CSS

background-color: #817b9d;

Tailwind (arbitrary value)

bg-[#817b9d]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#817b9d (#817b9d) is rgb(129, 123, 157) in RGB.

No, #817b9d 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 #817b9d, or check how it holds up for accessibility.

Generate a palette → Check contrast