#8181a5

Color #8181a5

A muted medium blue.

Closest named color Light Slate Gray #778899 · ΔE 12.99 Nearest Tailwind class slate-500 #62748e · ΔE 10.8

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Conversions

HEX

#8181a5

RGB

rgb(129, 129, 165)

HSL

hsl(240, 16.7%, 57.6%)

HSV / HSB

hsv(240, 21.8%, 64.7%)

CMYK

cmyk(21.8%, 21.8%, 0%, 35.3%)

LAB

lab(55.16, 7.96, -19.1)

LCH

lch(55.16, 20.69, 292.62)

OKLCH

oklch(61.6%, 0.0541, 284.68)

HWB

hwb(240, 50.6%, 35.3%)

Harmony colors

Complementary

#a5a581

Analogous

#8193a5

#8181a5

#9381a5

Triadic

#8181a5

#a58181

#81a581

Split-complementary

#8181a5

#a59381

#93a581

Tetradic

#8181a5

#a581a5

#a5a581

#81a581

Square

#8181a5

#a58193

#a5a581

#81a593

Shades

Color #8181a5 mixed toward black.

#66668f

#525272

#3d3d56

#292939

#14141d

Tints

Color #8181a5 mixed toward white.

#9696b4

#ababc3

#c0c0d2

#d5d5e1

#eaeaf0

Tones

Color #8181a5 mixed toward gray.

#8484a2

#87879f

#8a8a9c

#8d8d99

#909096

Accessibility

Aa White text on this color

3.74:1

Aa Black text on this color

5.62:1

Black text reads better on this background (5.62:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#81819d · ΔE 2.6

Deuteranopia

#81819b · ΔE 3.3

Tritanopia

#819795 · ΔE 20.7

Achromatopsia

#848484 · ΔE 14.9

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

Code

CSS

background-color: #8181a5;

Tailwind (arbitrary value)

bg-[#8181a5]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#8181a5 (#8181a5) is rgb(129, 129, 165) in RGB.

No, #8181a5 is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

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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 #8181a5, or check how it holds up for accessibility.

Generate a palette → Check contrast