#818ea0

Color #818ea0

A nearly neutral, gray-leaning medium blue.

Closest named color Light Slate Gray #778899 · ΔE 3.06 Nearest Tailwind class slate-400 #90a1b9 · ΔE 6.4

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Conversions

HEX

#818ea0

RGB

rgb(129, 142, 160)

HSL

hsl(214.8, 14%, 56.7%)

HSV / HSB

hsv(214.8, 19.4%, 62.7%)

CMYK

cmyk(19.4%, 11.2%, 0%, 37.3%)

LAB

lab(58.56, -0.71, -11.09)

LCH

lch(58.56, 11.11, 266.34)

OKLCH

oklch(64.2%, 0.0309, 256.55)

HWB

hwb(214.8, 50.6%, 37.3%)

Harmony colors

Complementary

#a09381

Analogous

#819ea0

#818ea0

#8481a0

Triadic

#818ea0

#a0818e

#8ea081

Split-complementary

#818ea0

#a08481

#9ea081

Tetradic

#818ea0

#9381a0

#a09381

#8ea081

Square

#818ea0

#a0819e

#a09381

#81a084

Shades

Color #818ea0 mixed toward black.

#687689

#535e6e

#3e4752

#292f37

#15181b

Tints

Color #818ea0 mixed toward white.

#96a1b0

#abb4c0

#c0c7d0

#d5d9df

#eaecef

Tones

Color #818ea0 mixed toward gray.

#848f9d

#868f9b

#898f98

#8b9096

#8e9093

Accessibility

Aa White text on this color

3.33:1

Aa Black text on this color

6.31:1

Black text reads better on this background (6.31:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#87879c · ΔE 7

Deuteranopia

#86859b · ΔE 7.7

Tritanopia

#829998 · ΔE 11.5

Achromatopsia

#8d8d8d · ΔE 8.9

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

Code

CSS

background-color: #818ea0;

Tailwind (arbitrary value)

bg-[#818ea0]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#818ea0 (#818ea0) is rgb(129, 142, 160) in RGB.

No, #818ea0 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 #818ea0, or check how it holds up for accessibility.

Generate a palette → Check contrast