#0a0c19

Color #0a0c19

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 8.81 Nearest Tailwind class slate-950 #020618 · ΔE 1.6

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Conversions

HEX

#0a0c19

RGB

rgb(10, 12, 25)

HSL

hsl(232, 42.9%, 6.9%)

HSV / HSB

hsv(232, 60%, 9.8%)

CMYK

cmyk(60%, 52%, 0%, 90.2%)

LAB

lab(3.59, 2.22, -7.73)

LCH

lch(3.59, 8.04, 286.02)

OKLCH

oklch(16%, 0.0278, 276.2)

HWB

hwb(232, 3.9%, 90.2%)

Harmony colors

Complementary

#19170a

Analogous

#0a1419

#0a0c19

#100a19

Triadic

#0a0c19

#190a0c

#0c190a

Split-complementary

#0a0c19

#19100a

#14190a

Tetradic

#0a0c19

#170a19

#19170a

#0c190a

Square

#0a0c19

#190a14

#19170a

#0a1910

Shades

Color #0a0c19 mixed toward black.

#080a15

#070811

#05060d

#030408

#020204

Tints

Color #0a0c19 mixed toward white.

#212752

#37428a

#5563bb

#8e97d2

#c6cbe8

Tones

Color #0a0c19 mixed toward gray.

#0b0d18

#0d0e17

#0e0f15

#0f1014

#101113

Accessibility

Aa White text on this color

19.45:1

Aa Black text on this color

1.08:1

White text reads better on this background (19.45:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0b0b16 · ΔE 1.5

Deuteranopia

#0b0b16 · ΔE 1.5

Tritanopia

#0a1414 · ΔE 9.2

Achromatopsia

#0d0d0d · ΔE 7.1

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

Code

CSS

background-color: #0a0c19;

Tailwind (arbitrary value)

bg-[#0a0c19]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#0a0c19 (#0a0c19) is rgb(10, 12, 25) in RGB.

No, #0a0c19 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 #0a0c19, or check how it holds up for accessibility.

Generate a palette → Check contrast