#878aa4

Color #878aa4

A nearly neutral, gray-leaning medium blue.

Closest named color Light Slate Gray #778899 · ΔE 7.68 Nearest Tailwind class slate-400 #90a1b9 · ΔE 9.3

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Conversions

HEX

#878aa4

RGB

rgb(135, 138, 164)

HSL

hsl(233.8, 13.7%, 58.6%)

HSV / HSB

hsv(233.8, 17.7%, 64.3%)

CMYK

cmyk(17.7%, 15.9%, 0%, 35.7%)

LAB

lab(58.04, 4.5, -14.1)

LCH

lch(58.04, 14.8, 287.7)

OKLCH

oklch(64%, 0.0389, 280.07)

HWB

hwb(233.8, 52.9%, 35.7%)

Harmony colors

Complementary

#a4a187

Analogous

#8798a4

#878aa4

#9287a4

Triadic

#878aa4

#a4878a

#8aa487

Split-complementary

#878aa4

#a49287

#98a487

Tetradic

#878aa4

#a187a4

#a4a187

#8aa487

Square

#878aa4

#a48798

#a4a187

#87a492

Shades

Color #878aa4 mixed toward black.

#6b6f8e

#565971

#404355

#2b2c39

#15161c

Tints

Color #878aa4 mixed toward white.

#9b9db3

#afb1c2

#c3c4d1

#d7d8e1

#ebebf0

Tones

Color #878aa4 mixed toward gray.

#898ca1

#8c8e9f

#8e909d

#91929a

#939498

Accessibility

Aa White text on this color

3.39:1

Aa Black text on this color

6.2:1

Black text reads better on this background (6.2:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#88889e · ΔE 1.9

Deuteranopia

#88889d · ΔE 2.1

Tritanopia

#879998 · ΔE 16

Achromatopsia

#8b8b8b · ΔE 11.6

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

Code

CSS

background-color: #878aa4;

Tailwind (arbitrary value)

bg-[#878aa4]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#878aa4 (#878aa4) is rgb(135, 138, 164) in RGB.

No, #878aa4 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 #878aa4, or check how it holds up for accessibility.

Generate a palette → Check contrast