#181e4f

Color #181e4f

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 22.96 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 2.4

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Conversions

HEX

#181e4f

RGB

rgb(24, 30, 79)

HSL

hsl(233.5, 53.4%, 20.2%)

HSV / HSB

hsv(233.5, 69.6%, 31%)

CMYK

cmyk(69.6%, 62%, 0%, 69%)

LAB

lab(13.75, 15.37, -31.06)

LCH

lch(13.75, 34.65, 296.33)

OKLCH

oklch(26.3%, 0.0894, 273.27)

HWB

hwb(233.5, 9.4%, 69%)

Harmony colors

Complementary

#4f4918

Analogous

#18394f

#181e4f

#2e184f

Triadic

#181e4f

#4f181e

#1e4f18

Split-complementary

#181e4f

#4f2e18

#394f18

Tetradic

#181e4f

#49184f

#4f4918

#1e4f18

Square

#181e4f

#4f1839

#4f4918

#184f2e

Shades

Color #181e4f mixed toward black.

#141942

#101435

#0c0f28

#080a1a

#04050d

Tints

Color #181e4f mixed toward white.

#283283

#3845b7

#636fd0

#979fdf

#cbcfef

Tones

Color #181e4f mixed toward gray.

#1d224a

#212546

#262941

#2a2c3d

#2f3038

Accessibility

Aa White text on this color

15.7:1

Aa Black text on this color

1.34:1

White text reads better on this background (15.7:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1b47 · ΔE 2.1

Deuteranopia

#1a1a44 · ΔE 2.7

Tritanopia

#183f3d · ΔE 26.1

Achromatopsia

#232323 · ΔE 20.3

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

Code

CSS

background-color: #181e4f;

Tailwind (arbitrary value)

bg-[#181e4f]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#181e4f (#181e4f) is rgb(24, 30, 79) in RGB.

No, #181e4f 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.

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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 #181e4f, or check how it holds up for accessibility.

Generate a palette → Check contrast