#1b436e

Color #1b436e

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 21.68 Nearest Tailwind class sky-900 #024a70 · ΔE 5

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Conversions

HEX

#1b436e

RGB

rgb(27, 67, 110)

HSL

hsl(211.1, 60.6%, 26.9%)

HSV / HSB

hsv(211.1, 75.5%, 43.1%)

CMYK

cmyk(75.5%, 39.1%, 0%, 56.9%)

LAB

lab(27.77, 2.02, -28.98)

LCH

lch(27.77, 29.05, 273.99)

OKLCH

oklch(37.8%, 0.0865, 252.51)

HWB

hwb(211.1, 10.6%, 56.9%)

Harmony colors

Complementary

#6e461b

Analogous

#1b6d6e

#1b436e

#1d1b6e

Triadic

#1b436e

#6e1b43

#436e1b

Split-complementary

#1b436e

#6e1d1b

#6d6e1b

Tetradic

#1b436e

#461b6e

#6e461b

#436e1b

Square

#1b436e

#6e1b6d

#6e461b

#1b6e1d

Shades

Color #1b436e mixed toward black.

#17385c

#122d49

#0e2237

#091625

#050b12

Tints

Color #1b436e mixed toward white.

#2761a0

#3780ce

#69a0da

#9bbfe7

#cddff3

Tones

Color #1b436e mixed toward gray.

#224367

#294460

#304459

#374452

#3e444c

Accessibility

Aa White text on this color

10.12:1

Aa Black text on this color

2.07:1

White text reads better on this background (10.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#313166 · ΔE 10.2

Deuteranopia

#2f2b63 · ΔE 11.7

Tritanopia

#1e5e5d · ΔE 22.1

Achromatopsia

#424242 · ΔE 17.6

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

Code

CSS

background-color: #1b436e;

Tailwind (arbitrary value)

bg-[#1b436e]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Light Steel Blue #b0c4de

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#1b436e (#1b436e) is rgb(27, 67, 110) in RGB.

No, #1b436e 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 #1b436e, or check how it holds up for accessibility.

Generate a palette → Check contrast