#0c1c39

Color #0c1c39

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 23.51 Nearest Tailwind class slate-900 #0f172b · ΔE 3.9

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#0c1c39

RGB

rgb(12, 28, 57)

HSL

hsl(218.7, 65.2%, 13.5%)

HSV / HSB

hsv(218.7, 78.9%, 22.4%)

CMYK

cmyk(78.9%, 50.9%, 0%, 77.6%)

LAB

lab(10.59, 5.13, -20.83)

LCH

lch(10.59, 21.45, 283.84)

OKLCH

oklch(23.1%, 0.0602, 261.21)

HWB

hwb(218.7, 4.7%, 77.6%)

Harmony colors

Complementary

#39290c

Analogous

#0c3239

#0c1c39

#120c39

Triadic

#0c1c39

#390c1c

#1c390c

Split-complementary

#0c1c39

#39120c

#32390c

Tetradic

#0c1c39

#290c39

#39290c

#1c390c

Square

#0c1c39

#390c32

#39290c

#0c3912

Shades

Color #0c1c39 mixed toward black.

#0a172f

#081326

#060e1c

#040913

#020509

Tints

Color #0c1c39 mixed toward white.

#193a76

#2658b2

#497cd9

#86a8e5

#c2d3f2

Tones

Color #0c1c39 mixed toward gray.

#101d35

#131e31

#171f2e

#1b202a

#1f2126

Accessibility

Aa White text on this color

16.92:1

Aa Black text on this color

1.24:1

White text reads better on this background (16.92:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#141434 · ΔE 5.6

Deuteranopia

#131232 · ΔE 6.1

Tritanopia

#0d2f2e · ΔE 20.7

Achromatopsia

#1d1d1d · ΔE 14.8

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

Code

CSS

background-color: #0c1c39;

Tailwind (arbitrary value)

bg-[#0c1c39]

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

#0c1c39 (#0c1c39) is rgb(12, 28, 57) in RGB.

No, #0c1c39 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 #0c1c39, or check how it holds up for accessibility.

Generate a palette → Check contrast