#0c1939

Color #0c1939

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 25.56 Nearest Tailwind class slate-900 #0f172b · ΔE 4.7

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Conversions

HEX

#0c1939

RGB

rgb(12, 25, 57)

HSL

hsl(222.7, 65.2%, 13.5%)

HSV / HSB

hsv(222.7, 78.9%, 22.4%)

CMYK

cmyk(78.9%, 56.1%, 0%, 77.6%)

LAB

lab(9.55, 7.49, -22.49)

LCH

lch(9.55, 23.7, 288.42)

OKLCH

oklch(22.3%, 0.0648, 264.95)

HWB

hwb(222.7, 4.7%, 77.6%)

Harmony colors

Complementary

#392c0c

Analogous

#0c2f39

#0c1939

#150c39

Triadic

#0c1939

#390c19

#19390c

Split-complementary

#0c1939

#39150c

#2f390c

Tetradic

#0c1939

#2c0c39

#392c0c

#19390c

Square

#0c1939

#390c2f

#392c0c

#0c3915

Shades

Color #0c1939 mixed toward black.

#0a152f

#081126

#060c1c

#040813

#020409

Tints

Color #0c1939 mixed toward white.

#193476

#264eb2

#4972d9

#86a1e5

#c2d0f2

Tones

Color #0c1939 mixed toward gray.

#101b35

#131c31

#171e2e

#1b1f2a

#1f2126

Accessibility

Aa White text on this color

17.3:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.3:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#131333 · ΔE 4

Deuteranopia

#121132 · ΔE 4.4

Tritanopia

#0d2e2d · ΔE 22.2

Achromatopsia

#1b1b1b · ΔE 16

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

Code

CSS

background-color: #0c1939;

Tailwind (arbitrary value)

bg-[#0c1939]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0c1939 (#0c1939) is rgb(12, 25, 57) in RGB.

No, #0c1939 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 #0c1939, or check how it holds up for accessibility.

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