#818388

Color #818388

A nearly neutral, gray-leaning medium blue.

Closest named color Gray #808080 · ΔE 3.18 Nearest Tailwind class neutral-500 #737373 · ΔE 6.8

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Conversions

HEX

#818388

RGB

rgb(129, 131, 136)

HSL

hsl(222.9, 2.9%, 52%)

HSV / HSB

hsv(222.9, 5.1%, 53.3%)

CMYK

cmyk(5.1%, 3.7%, 0%, 46.7%)

LAB

lab(54.74, 0.28, -2.95)

LCH

lch(54.74, 2.96, 275.42)

OKLCH

oklch(61%, 0.0079, 268.55)

HWB

hwb(222.9, 50.6%, 46.7%)

Harmony colors

Complementary

#888681

Analogous

#818788

#818388

#838188

Triadic

#818388

#888183

#838881

Split-complementary

#818388

#888381

#878881

Tetradic

#818388

#868188

#888681

#838881

Square

#818388

#888187

#888681

#818883

Shades

Color #818388 mixed toward black.

#6b6d72

#56575b

#404144

#2b2c2d

#151617

Tints

Color #818388 mixed toward white.

#96989c

#abacb0

#c0c1c4

#d5d6d7

#eaeaeb

Tones

Color #818388 mixed toward gray.

#828388

#828487

#838486

#848485

Accessibility

Aa White text on this color

3.79:1

Aa Black text on this color

5.54:1

Black text reads better on this background (5.54:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#828287 · ΔE 1.1

Deuteranopia

#828287 · ΔE 1.1

Tritanopia

#818686 · ΔE 3.8

Achromatopsia

#838383 · ΔE 2.8

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

Code

CSS

background-color: #818388;

Tailwind (arbitrary value)

bg-[#818388]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#818388 (#818388) is rgb(129, 131, 136) in RGB.

No, #818388 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 #818388, or check how it holds up for accessibility.

Generate a palette → Check contrast