#0b131f

Color #0b131f

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 10.87 Nearest Tailwind class gray-900 #101828 · ΔE 3

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Conversions

HEX

#0b131f

RGB

rgb(11, 19, 31)

HSL

hsl(216, 47.6%, 8.2%)

HSV / HSB

hsv(216, 64.5%, 12.2%)

CMYK

cmyk(64.5%, 38.7%, 0%, 87.8%)

LAB

lab(5.74, 0.57, -9.21)

LCH

lch(5.74, 9.23, 273.54)

OKLCH

oklch(18.5%, 0.0276, 258.28)

HWB

hwb(216, 4.3%, 87.8%)

Harmony colors

Complementary

#1f170b

Analogous

#0b1d1f

#0b131f

#0d0b1f

Triadic

#0b131f

#1f0b13

#131f0b

Split-complementary

#0b131f

#1f0d0b

#1d1f0b

Tetradic

#0b131f

#170b1f

#1f170b

#131f0b

Square

#0b131f

#1f0b1d

#1f170b

#0b1f0d

Shades

Color #0b131f mixed toward black.

#09101a

#070d15

#05090f

#04060a

#020305

Tints

Color #0b131f mixed toward white.

#1f3658

#345a92

#527fc2

#8caad6

#c5d4eb

Tones

Color #0b131f mixed toward gray.

#0d131d

#0e141c

#10141a

#121418

#131517

Accessibility

Aa White text on this color

18.63:1

Aa Black text on this color

1.13:1

White text reads better on this background (18.63:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0f0f1d · ΔE 4

Deuteranopia

#0e0e1c · ΔE 3.9

Tritanopia

#0b1a1a · ΔE 10.1

Achromatopsia

#131313 · ΔE 7.7

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

Code

CSS

background-color: #0b131f;

Tailwind (arbitrary value)

bg-[#0b131f]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#0b131f (#0b131f) is rgb(11, 19, 31) in RGB.

No, #0b131f 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 #0b131f, or check how it holds up for accessibility.

Generate a palette → Check contrast