#143f79

Color #143f79

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 18.74 Nearest Tailwind class blue-900 #1c398e · ΔE 5

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Conversions

HEX

#143f79

RGB

rgb(20, 63, 121)

HSL

hsl(214.5, 71.6%, 27.6%)

HSV / HSB

hsv(214.5, 83.5%, 47.5%)

CMYK

cmyk(83.5%, 47.9%, 0%, 52.5%)

LAB

lab(26.97, 8.36, -37.23)

LCH

lch(26.97, 38.16, 282.66)

OKLCH

oklch(37.3%, 0.1096, 257.24)

HWB

hwb(214.5, 7.8%, 52.5%)

Harmony colors

Complementary

#794e14

Analogous

#147179

#143f79

#1c1479

Triadic

#143f79

#79143f

#3f7914

Split-complementary

#143f79

#791c14

#717914

Tetradic

#143f79

#4e1479

#794e14

#3f7914

Square

#143f79

#791471

#794e14

#14791c

Shades

Color #143f79 mixed toward black.

#113465

#0d2a51

#0a1f3c

#071528

#030a14

Tints

Color #143f79 mixed toward white.

#1d5aae

#2c77dc

#6199e5

#95bbee

#caddf6

Tones

Color #143f79 mixed toward gray.

#1c4070

#254168

#2d4360

#364457

#3e454f

Accessibility

Aa White text on this color

10.41:1

Aa Black text on this color

2.02:1

White text reads better on this background (10.41:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2c2d6e · ΔE 8.9

Deuteranopia

#2a266c · ΔE 10.7

Tritanopia

#186563 · ΔE 26.7

Achromatopsia

#404040 · ΔE 20.7

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

Code

CSS

background-color: #143f79;

Tailwind (arbitrary value)

bg-[#143f79]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#143f79 (#143f79) is rgb(20, 63, 121) in RGB.

No, #143f79 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.

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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 #143f79, or check how it holds up for accessibility.

Generate a palette → Check contrast