#001858

Color #001858

A vivid, highly saturated very dark blue.

Closest named color Midnight Blue #191970 · ΔE 14.75 Nearest Tailwind class blue-950 #162456 · ΔE 4.4

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Conversions

HEX

#001858

RGB

rgb(0, 24, 88)

HSL

hsl(223.6, 100%, 17.3%)

HSV / HSB

hsv(223.6, 100%, 34.5%)

CMYK

cmyk(100%, 72.7%, 0%, 65.5%)

LAB

lab(11.67, 20.75, -40.63)

LCH

lch(11.67, 45.62, 297.05)

OKLCH

oklch(24.6%, 0.1189, 262.51)

HWB

hwb(223.6, 0%, 65.5%)

Harmony colors

Complementary

#584000

Analogous

#004458

#001858

#140058

Triadic

#001858

#580018

#185800

Split-complementary

#001858

#581400

#445800

Tetradic

#001858

#400058

#584000

#185800

Square

#001858

#580044

#584000

#005814

Shades

Color #001858 mixed toward black.

#00144a

#00103b

#000c2c

#00081d

#00040f

Tints

Color #001858 mixed toward white.

#002b9f

#003fe5

#2c66ff

#7299ff

#b9ccff

Tones

Color #001858 mixed toward gray.

#071b51

#0f1f4a

#162242

#1d253b

#252933

Accessibility

Aa White text on this color

16.52:1

Aa Black text on this color

1.27:1

White text reads better on this background (16.52:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0d0d4e · ΔE 4.1

Deuteranopia

#0b094b · ΔE 5

Tritanopia

#024543 · ΔE 29.3

Achromatopsia

#1f1f1f · ΔE 23

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

Code

CSS

background-color: #001858;

Tailwind (arbitrary value)

bg-[#001858]

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

#001858 (#001858) is rgb(0, 24, 88) in RGB.

No, #001858 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 #001858, or check how it holds up for accessibility.

Generate a palette → Check contrast