#858599

Color #858599

A nearly neutral, gray-leaning medium blue.

Closest named color Light Slate Gray #778899 · ΔE 6.47 Nearest Tailwind class zinc-500 #71717b · ΔE 9.1

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Conversions

HEX

#858599

RGB

rgb(133, 133, 153)

HSL

hsl(240, 8.9%, 56.1%)

HSV / HSB

hsv(240, 13.1%, 60%)

CMYK

cmyk(13.1%, 13.1%, 0%, 40%)

LAB

lab(56.15, 4.2, -10.65)

LCH

lch(56.15, 11.45, 291.52)

OKLCH

oklch(62.4%, 0.0299, 285.52)

HWB

hwb(240, 52.2%, 40%)

Harmony colors

Complementary

#999985

Analogous

#858f99

#858599

#8f8599

Triadic

#858599

#998585

#859985

Split-complementary

#858599

#998f85

#8f9985

Tetradic

#858599

#998599

#999985

#859985

Square

#858599

#99858f

#999985

#85998f

Shades

Color #858599 mixed toward black.

#6d6d82

#575768

#41414e

#2b2b34

#16161a

Tints

Color #858599 mixed toward white.

#9999aa

#aeaebb

#c2c2cc

#d6d6dd

#ebebee

Tones

Color #858599 mixed toward gray.

#878797

#888896

#8a8a94

#8c8c92

#8d8d91

Accessibility

Aa White text on this color

3.61:1

Aa Black text on this color

5.81:1

Black text reads better on this background (5.81:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#858594 · ΔE 2.1

Deuteranopia

#858593 · ΔE 2.5

Tritanopia

#859190 · ΔE 13.4

Achromatopsia

#878787 · ΔE 9.7

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

Code

CSS

background-color: #858599;

Tailwind (arbitrary value)

bg-[#858599]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#858599 (#858599) is rgb(133, 133, 153) in RGB.

No, #858599 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 #858599, or check how it holds up for accessibility.

Generate a palette → Check contrast