#818c9b

Color #818c9b

A nearly neutral, gray-leaning medium blue.

Closest named color Light Slate Gray #778899 · ΔE 3.04 Nearest Tailwind class gray-400 #99a1af · ΔE 7.1

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Conversions

HEX

#818c9b

RGB

rgb(129, 140, 155)

HSL

hsl(214.6, 11.5%, 55.7%)

HSV / HSB

hsv(214.6, 16.8%, 60.8%)

CMYK

cmyk(16.8%, 9.7%, 0%, 39.2%)

LAB

lab(57.84, -0.72, -9.31)

LCH

lch(57.84, 9.34, 265.58)

OKLCH

oklch(63.6%, 0.026, 256.18)

HWB

hwb(214.6, 50.6%, 39.2%)

Harmony colors

Complementary

#9b9081

Analogous

#81999b

#818c9b

#83819b

Triadic

#818c9b

#9b818c

#8c9b81

Split-complementary

#818c9b

#9b8381

#999b81

Tetradic

#818c9b

#90819b

#9b9081

#8c9b81

Square

#818c9b

#9b8199

#9b9081

#819b83

Shades

Color #818c9b mixed toward black.

#697484

#545d6a

#3f464f

#2a2f35

#15171a

Tints

Color #818c9b mixed toward white.

#969fac

#abb2bc

#c0c6cd

#d5d9de

#eaecee

Tones

Color #818c9b mixed toward gray.

#838c99

#858d97

#888d95

#8a8d92

#8c8e90

Accessibility

Aa White text on this color

3.41:1

Aa Black text on this color

6.16:1

Black text reads better on this background (6.16:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#868698 · ΔE 6.2

Deuteranopia

#858497 · ΔE 7

Tritanopia

#829594 · ΔE 10

Achromatopsia

#8b8b8b · ΔE 7.7

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

Code

CSS

background-color: #818c9b;

Tailwind (arbitrary value)

bg-[#818c9b]

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

#818c9b (#818c9b) is rgb(129, 140, 155) in RGB.

No, #818c9b 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

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 #818c9b, or check how it holds up for accessibility.

Generate a palette → Check contrast