#1b2a3d

Color #1b2a3d

A muted very dark blue.

Closest named color Charcoal #36454f · ΔE 13.67 Nearest Tailwind class gray-800 #1e2939 · ΔE 1.5

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Conversions

HEX

#1b2a3d

RGB

rgb(27, 42, 61)

HSL

hsl(213.5, 38.6%, 17.3%)

HSV / HSB

hsv(213.5, 55.7%, 23.9%)

CMYK

cmyk(55.7%, 31.1%, 0%, 76.1%)

LAB

lab(16.63, 0.14, -14.06)

LCH

lch(16.63, 14.06, 270.57)

OKLCH

oklch(28.1%, 0.0407, 254.77)

HWB

hwb(213.5, 10.6%, 76.1%)

Harmony colors

Complementary

#3d2e1b

Analogous

#1b3b3d

#1b2a3d

#1d1b3d

Triadic

#1b2a3d

#3d1b2a

#2a3d1b

Split-complementary

#1b2a3d

#3d1d1b

#3b3d1b

Tetradic

#1b2a3d

#2e1b3d

#3d2e1b

#2a3d1b

Square

#1b2a3d

#3d1b3b

#3d2e1b

#1b3d1d

Shades

Color #1b2a3d mixed toward black.

#172333

#121c29

#0e151f

#090e14

#05070a

Tints

Color #1b2a3d mixed toward white.

#314c6e

#466d9f

#6d91be

#9eb6d4

#cedae9

Tones

Color #1b2a3d mixed toward gray.

#1e2a3a

#212b37

#242b35

#262b32

#292c2f

Accessibility

Aa White text on this color

14.53:1

Aa Black text on this color

1.45:1

White text reads better on this background (14.53:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#222239 · ΔE 8.1

Deuteranopia

#212038 · ΔE 8.9

Tritanopia

#1c3635 · ΔE 14.5

Achromatopsia

#292929 · ΔE 10.7

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

Code

CSS

background-color: #1b2a3d;

Tailwind (arbitrary value)

bg-[#1b2a3d]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Cornflower Blue #6495ed

Alice Blue #f0f8ff

Frequently asked questions

#1b2a3d (#1b2a3d) is rgb(27, 42, 61) in RGB.

No, #1b2a3d 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 #1b2a3d, or check how it holds up for accessibility.

Generate a palette → Check contrast