#81a3bb

Color #81a3bb

A muted light blue.

Closest named color Light Slate Gray #778899 · ΔE 11.27 Nearest Tailwind class slate-400 #90a1b9 · ΔE 5.7

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Conversions

HEX

#81a3bb

RGB

rgb(129, 163, 187)

HSL

hsl(204.8, 29.9%, 62%)

HSV / HSB

hsv(204.8, 31%, 73.3%)

CMYK

cmyk(31%, 12.8%, 0%, 26.7%)

LAB

lab(65.32, -5.9, -16.14)

LCH

lch(65.32, 17.18, 249.92)

OKLCH

oklch(69.9%, 0.0514, 239.25)

HWB

hwb(204.8, 50.6%, 26.7%)

Harmony colors

Complementary

#bb9981

Analogous

#81bbb6

#81a3bb

#8186bb

Triadic

#81a3bb

#bb81a3

#a3bb81

Split-complementary

#81a3bb

#bb8186

#bbb681

Tetradic

#81a3bb

#9981bb

#bb9981

#a3bb81

Square

#81a3bb

#b681bb

#bb9981

#86bb81

Shades

Color #81a3bb mixed toward black.

#5f8aa9

#4a6f89

#375367

#253744

#121c22

Tints

Color #81a3bb mixed toward white.

#96b2c6

#abc2d2

#c0d1dd

#d5e0e8

#eaf0f4

Tones

Color #81a3bb mixed toward gray.

#86a2b6

#8ba1b1

#90a1ad

#94a0a8

#999fa3

Accessibility

Aa White text on this color

2.66:1

Aa Black text on this color

7.89:1

Black text reads better on this background (7.89:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#9191b6 · ΔE 14.8

Deuteranopia

#8f8cb4 · ΔE 16.1

Tritanopia

#83b1b0 · ΔE 12.7

Achromatopsia

#9f9f9f · ΔE 13

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

Code

CSS

background-color: #81a3bb;

Tailwind (arbitrary value)

bg-[#81a3bb]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#81a3bb (#81a3bb) is rgb(129, 163, 187) in RGB.

No, #81a3bb 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

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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 #81a3bb, or check how it holds up for accessibility.

Generate a palette → Check contrast