#0c1b39

Color #0c1b39

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 24.37 Nearest Tailwind class slate-900 #0f172b · ΔE 4.1

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Conversions

HEX

#0c1b39

RGB

rgb(12, 27, 57)

HSL

hsl(220, 65.2%, 13.5%)

HSV / HSB

hsv(220, 78.9%, 22.4%)

CMYK

cmyk(78.9%, 52.6%, 0%, 77.6%)

LAB

lab(10.24, 5.92, -21.39)

LCH

lch(10.24, 22.19, 285.47)

OKLCH

oklch(22.8%, 0.0617, 262.55)

HWB

hwb(220, 4.7%, 77.6%)

Harmony colors

Complementary

#392a0c

Analogous

#0c3139

#0c1b39

#130c39

Triadic

#0c1b39

#390c1b

#1b390c

Split-complementary

#0c1b39

#39130c

#31390c

Tetradic

#0c1b39

#2a0c39

#392a0c

#1b390c

Square

#0c1b39

#390c31

#392a0c

#0c3913

Shades

Color #0c1b39 mixed toward black.

#0a162f

#081226

#060d1c

#040913

#020409

Tints

Color #0c1b39 mixed toward white.

#193876

#2654b2

#4979d9

#86a5e5

#c2d2f2

Tones

Color #0c1b39 mixed toward gray.

#101c35

#131d31

#171f2e

#1b202a

#1f2126

Accessibility

Aa White text on this color

17.05:1

Aa Black text on this color

1.23:1

White text reads better on this background (17.05:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#141433 · ΔE 5

Deuteranopia

#131232 · ΔE 5.5

Tritanopia

#0d2f2d · ΔE 21.7

Achromatopsia

#1c1c1c · ΔE 15.2

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

Code

CSS

background-color: #0c1b39;

Tailwind (arbitrary value)

bg-[#0c1b39]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0c1b39 (#0c1b39) is rgb(12, 27, 57) in RGB.

No, #0c1b39 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 #0c1b39, or check how it holds up for accessibility.

Generate a palette → Check contrast