#1d448f

Color #1d448f

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 11.58 Nearest Tailwind class blue-900 #1c398e · ΔE 3.9

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

Conversions

HEX

#1d448f

RGB

rgb(29, 68, 143)

HSL

hsl(219.5, 66.3%, 33.7%)

HSV / HSB

hsv(219.5, 79.7%, 56.1%)

CMYK

cmyk(79.7%, 52.4%, 0%, 43.9%)

LAB

lab(30.35, 14.98, -45.46)

LCH

lch(30.35, 47.86, 288.24)

OKLCH

oklch(40.5%, 0.1323, 261.78)

HWB

hwb(219.5, 11.4%, 43.9%)

Harmony colors

Complementary

#8f681d

Analogous

#1d7d8f

#1d448f

#2f1d8f

Triadic

#1d448f

#8f1d44

#448f1d

Split-complementary

#1d448f

#8f2f1d

#7d8f1d

Tetradic

#1d448f

#681d8f

#8f681d

#448f1d

Square

#1d448f

#8f1d7d

#8f681d

#1d8f2f

Shades

Color #1d448f mixed toward black.

#183977

#132d5f

#0e2247

#0a1730

#050b18

Tints

Color #1d448f mixed toward white.

#265abe

#4477d9

#7299e3

#a1bbec

#d0ddf6

Tones

Color #1d448f mixed toward gray.

#264785

#304a7c

#394d72

#435069

#4c535f

Accessibility

Aa White text on this color

9.23:1

Aa Black text on this color

2.28:1

White text reads better on this background (9.23:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#323282 · ΔE 7.9

Deuteranopia

#302d7e · ΔE 9.2

Tritanopia

#207673 · ΔE 31

Achromatopsia

#474747 · ΔE 23.2

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

Code

CSS

background-color: #1d448f;

Tailwind (arbitrary value)

bg-[#1d448f]

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

#1d448f (#1d448f) is rgb(29, 68, 143) in RGB.

No, #1d448f 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 #1d448f, or check how it holds up for accessibility.

Generate a palette → Check contrast