#0c121c

Color #0c121c

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 9.2 Nearest Tailwind class gray-950 #030712 · ΔE 2.7

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Conversions

HEX

#0c121c

RGB

rgb(12, 18, 28)

HSL

hsl(217.5, 40%, 7.8%)

HSV / HSB

hsv(217.5, 57.1%, 11%)

CMYK

cmyk(57.1%, 35.7%, 0%, 89%)

LAB

lab(5.37, 0.5, -7.45)

LCH

lch(5.37, 7.47, 273.84)

OKLCH

oklch(18.1%, 0.0227, 260.37)

HWB

hwb(217.5, 4.7%, 89%)

Harmony colors

Complementary

#1c160c

Analogous

#0c1a1c

#0c121c

#0e0c1c

Triadic

#0c121c

#1c0c12

#121c0c

Split-complementary

#0c121c

#1c0e0c

#1a1c0c

Tetradic

#0c121c

#160c1c

#1c160c

#121c0c

Square

#0c121c

#1c0c1a

#1c160c

#0c1c0e

Shades

Color #0c121c mixed toward black.

#0a0f17

#080c13

#06090e

#040609

#020305

Tints

Color #0c121c mixed toward white.

#233553

#3b588a

#5a7eb8

#91a9d0

#c8d4e7

Tones

Color #0c121c mixed toward gray.

#0d121b

#0f1319

#101318

#111317

#131415

Accessibility

Aa White text on this color

18.77:1

Aa Black text on this color

1.12:1

White text reads better on this background (18.77:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0f0f1a · ΔE 3

Deuteranopia

#0e0e19 · ΔE 3

Tritanopia

#0c1818 · ΔE 8.3

Achromatopsia

#121212 · ΔE 6.4

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

Code

CSS

background-color: #0c121c;

Tailwind (arbitrary value)

bg-[#0c121c]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0c121c (#0c121c) is rgb(12, 18, 28) in RGB.

No, #0c121c is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #0c121c, or check how it holds up for accessibility.

Generate a palette → Check contrast