#001b3d

Color #001b3d

A vivid, highly saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 26.44 Nearest Tailwind class blue-950 #162456 · ΔE 5.4

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Conversions

HEX

#001b3d

RGB

rgb(0, 27, 61)

HSL

hsl(213.4, 100%, 12%)

HSV / HSB

hsv(213.4, 100%, 23.9%)

CMYK

cmyk(100%, 55.7%, 0%, 76.1%)

LAB

lab(9.96, 5.62, -24.72)

LCH

lch(9.96, 25.35, 282.81)

OKLCH

oklch(22.5%, 0.0739, 254.85)

HWB

hwb(213.4, 0%, 76.1%)

Harmony colors

Complementary

#3d2200

Analogous

#003a3d

#001b3d

#03003d

Triadic

#001b3d

#3d001b

#1b3d00

Split-complementary

#001b3d

#3d0300

#3a3d00

Tetradic

#001b3d

#22003d

#3d2200

#1b3d00

Square

#001b3d

#3d003a

#3d2200

#003d03

Shades

Color #001b3d mixed toward black.

#001733

#001229

#000e1f

#000914

#00050a

Tints

Color #001b3d mixed toward white.

#003c88

#005dd3

#1f82ff

#69acff

#b4d5ff

Tones

Color #001b3d mixed toward gray.

#051c38

#0a1c33

#0f1d2e

#141d29

#1a1e24

Accessibility

Aa White text on this color

17.15:1

Aa Black text on this color

1.22:1

White text reads better on this background (17.15:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0f0f37 · ΔE 7

Deuteranopia

#0d0b35 · ΔE 7.4

Tritanopia

#023130 · ΔE 22.3

Achromatopsia

#1b1b1b · ΔE 16.4

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

Code

CSS

background-color: #001b3d;

Tailwind (arbitrary value)

bg-[#001b3d]

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

#001b3d (#001b3d) is rgb(0, 27, 61) in RGB.

No, #001b3d 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 #001b3d, or check how it holds up for accessibility.

Generate a palette → Check contrast