#1d3548

Color #1d3548

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 9.86 Nearest Tailwind class sky-950 #052f4a · ΔE 3.8

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Conversions

HEX

#1d3548

RGB

rgb(29, 53, 72)

HSL

hsl(206.5, 42.6%, 19.8%)

HSV / HSB

hsv(206.5, 59.7%, 28.2%)

CMYK

cmyk(59.7%, 26.4%, 0%, 71.8%)

LAB

lab(21.11, -2.86, -14.6)

LCH

lch(21.11, 14.88, 258.92)

OKLCH

oklch(31.9%, 0.0455, 243.77)

HWB

hwb(206.5, 11.4%, 71.8%)

Harmony colors

Complementary

#48301d

Analogous

#1d4845

#1d3548

#1d1f48

Triadic

#1d3548

#481d35

#35481d

Split-complementary

#1d3548

#481d1f

#48451d

Tetradic

#1d3548

#301d48

#48301d

#35481d

Square

#1d3548

#451d48

#48301d

#1f481d

Shades

Color #1d3548 mixed toward black.

#182c3c

#132330

#0e1a24

#0a1218

#05090c

Tints

Color #1d3548 mixed toward white.

#315979

#447da9

#6d9ec4

#9ebed8

#cedfeb

Tones

Color #1d3548 mixed toward gray.

#213544

#243441

#28343d

#2b333a

#2f3336

Accessibility

Aa White text on this color

12.69:1

Aa Black text on this color

1.66:1

White text reads better on this background (12.69:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#292944 · ΔE 12.3

Deuteranopia

#282643 · ΔE 13.5

Tritanopia

#1f4140 · ΔE 13.4

Achromatopsia

#333333 · ΔE 11.3

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

Code

CSS

background-color: #1d3548;

Tailwind (arbitrary value)

bg-[#1d3548]

Related colors

Steel Blue #4682b4

Alice Blue #f0f8ff

Charcoal #36454f

Dodger Blue #1e90ff

Light Sky Blue #87cefa

Light Slate Gray #778899

Frequently asked questions

#1d3548 (#1d3548) is rgb(29, 53, 72) in RGB.

No, #1d3548 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 #1d3548, or check how it holds up for accessibility.

Generate a palette → Check contrast