#1f4b69

Color #1f4b69

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 14.1 Nearest Tailwind class sky-900 #024a70 · ΔE 2.3

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Conversions

HEX

#1f4b69

RGB

rgb(31, 75, 105)

HSL

hsl(204.3, 54.4%, 26.7%)

HSV / HSB

hsv(204.3, 70.5%, 41.2%)

CMYK

cmyk(70.5%, 28.6%, 0%, 58.8%)

LAB

lab(30.26, -4.5, -21.88)

LCH

lch(30.26, 22.34, 258.38)

OKLCH

oklch(39.7%, 0.0701, 241.46)

HWB

hwb(204.3, 12.2%, 58.8%)

Harmony colors

Complementary

#693d1f

Analogous

#1f6962

#1f4b69

#1f2669

Triadic

#1f4b69

#691f4b

#4b691f

Split-complementary

#1f4b69

#691f26

#69621f

Tetradic

#1f4b69

#3d1f69

#693d1f

#4b691f

Square

#1f4b69

#621f69

#693d1f

#26691f

Shades

Color #1f4b69 mixed toward black.

#1a3f58

#153246

#102635

#0a1923

#050d12

Tints

Color #1f4b69 mixed toward white.

#2d6d99

#3f8fc6

#6fabd4

#9fc7e3

#cfe3f1

Tones

Color #1f4b69 mixed toward gray.

#254a63

#2b495d

#324857

#384650

#3e454a

Accessibility

Aa White text on this color

9.26:1

Aa Black text on this color

2.27:1

White text reads better on this background (9.26:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#373763 · ΔE 14

Deuteranopia

#343161 · ΔE 15

Tritanopia

#235d5c · ΔE 16.8

Achromatopsia

#474747 · ΔE 15.1

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

Code

CSS

background-color: #1f4b69;

Tailwind (arbitrary value)

bg-[#1f4b69]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#1f4b69 (#1f4b69) is rgb(31, 75, 105) in RGB.

No, #1f4b69 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 #1f4b69, or check how it holds up for accessibility.

Generate a palette → Check contrast