#0c308f

Color #0c308f

A vivid, highly saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 11.08 Nearest Tailwind class blue-900 #1c398e · ΔE 2.8

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

Conversions

HEX

#0c308f

RGB

rgb(12, 48, 143)

HSL

hsl(223.5, 84.5%, 30.4%)

HSV / HSB

hsv(223.5, 91.6%, 56.1%)

CMYK

cmyk(91.6%, 66.4%, 0%, 43.9%)

LAB

lab(24.24, 27.44, -55.43)

LCH

lch(24.24, 61.85, 296.34)

OKLCH

oklch(35.7%, 0.1616, 263.89)

HWB

hwb(223.5, 4.7%, 43.9%)

Harmony colors

Complementary

#8f6b0c

Analogous

#0c728f

#0c308f

#290c8f

Triadic

#0c308f

#8f0c30

#308f0c

Split-complementary

#0c308f

#8f290c

#728f0c

Tetradic

#0c308f

#6b0c8f

#8f6b0c

#308f0c

Square

#0c308f

#8f0c72

#8f6b0c

#0c8f29

Shades

Color #0c308f mixed toward black.

#0a2877

#08205f

#061848

#041030

#020818

Tints

Color #0c308f mixed toward white.

#1142c6

#255ced

#5b85f1

#92adf6

#c8d6fa

Tones

Color #0c308f mixed toward gray.

#173584

#223a79

#2d3f6e

#384463

#434958

Accessibility

Aa White text on this color

11.44:1

Aa Black text on this color

1.84:1

White text reads better on this background (11.44:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#212180 · ΔE 5.3

Deuteranopia

#1f1c7c · ΔE 6.6

Tritanopia

#0f726f · ΔE 35.4

Achromatopsia

#3a3a3a · ΔE 26

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

Code

CSS

background-color: #0c308f;

Tailwind (arbitrary value)

bg-[#0c308f]

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

#0c308f (#0c308f) is rgb(12, 48, 143) in RGB.

No, #0c308f 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 #0c308f, or check how it holds up for accessibility.

Generate a palette → Check contrast