#818da1

Color #818da1

A nearly neutral, gray-leaning medium blue.

Closest named color Light Slate Gray #778899 · ΔE 3.47 Nearest Tailwind class slate-400 #90a1b9 · ΔE 6.6

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Conversions

HEX

#818da1

RGB

rgb(129, 141, 161)

HSL

hsl(217.5, 14.5%, 56.9%)

HSV / HSB

hsv(217.5, 19.9%, 63.1%)

CMYK

cmyk(19.9%, 12.4%, 0%, 36.9%)

LAB

lab(58.31, 0.09, -12.03)

LCH

lch(58.31, 12.03, 270.43)

OKLCH

oklch(64.1%, 0.0331, 260.62)

HWB

hwb(217.5, 50.6%, 36.9%)

Harmony colors

Complementary

#a19581

Analogous

#819da1

#818da1

#8581a1

Triadic

#818da1

#a1818d

#8da181

Split-complementary

#818da1

#a18581

#9da181

Tetradic

#818da1

#9581a1

#a19581

#8da181

Square

#818da1

#a1819d

#a19581

#81a185

Shades

Color #818da1 mixed toward black.

#67758a

#535d6f

#3e4653

#292f37

#15171c

Tints

Color #818da1 mixed toward white.

#96a0b1

#abb3c0

#c0c6d0

#d5d9e0

#eaecef

Tones

Color #818da1 mixed toward gray.

#848e9e

#868e9c

#898f99

#8c9096

#8e9094

Accessibility

Aa White text on this color

3.36:1

Aa Black text on this color

6.26:1

Black text reads better on this background (6.26:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#86869c · ΔE 6.2

Deuteranopia

#86859b · ΔE 6.8

Tritanopia

#829998 · ΔE 12.6

Achromatopsia

#8c8c8c · ΔE 9.5

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

Code

CSS

background-color: #818da1;

Tailwind (arbitrary value)

bg-[#818da1]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#818da1 (#818da1) is rgb(129, 141, 161) in RGB.

No, #818da1 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 #818da1, or check how it holds up for accessibility.

Generate a palette → Check contrast