#143579

Color #143579

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 12.67 Nearest Tailwind class blue-900 #1c398e · ΔE 3.4

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#143579

RGB

rgb(20, 53, 121)

HSL

hsl(220.4, 71.6%, 27.6%)

HSV / HSB

hsv(220.4, 83.5%, 47.5%)

CMYK

cmyk(83.5%, 56.2%, 0%, 52.5%)

LAB

lab(23.92, 15.43, -42.17)

LCH

lch(23.92, 44.9, 290.1)

OKLCH

oklch(34.9%, 0.1227, 262.46)

HWB

hwb(220.4, 7.8%, 52.5%)

Harmony colors

Complementary

#795814

Analogous

#146779

#143579

#251479

Triadic

#143579

#791435

#357914

Split-complementary

#143579

#792514

#677914

Tetradic

#143579

#581479

#795814

#357914

Square

#143579

#791467

#795814

#147925

Shades

Color #143579 mixed toward black.

#112c65

#0d2351

#0a1a3c

#071228

#030914

Tints

Color #143579 mixed toward white.

#1d4cae

#2c65dc

#618ce5

#95b2ee

#cad9f6

Tones

Color #143579 mixed toward gray.

#1c3870

#253b68

#2d3e60

#364157

#3e434f

Accessibility

Aa White text on this color

11.57:1

Aa Black text on this color

1.82:1

White text reads better on this background (11.57:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#26266d · ΔE 6.6

Deuteranopia

#24216a · ΔE 7.9

Tritanopia

#176360 · ΔE 29.8

Achromatopsia

#393939 · ΔE 22.6

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

Code

CSS

background-color: #143579;

Tailwind (arbitrary value)

bg-[#143579]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#143579 (#143579) is rgb(20, 53, 121) in RGB.

No, #143579 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

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 #143579, or check how it holds up for accessibility.

Generate a palette → Check contrast