#0a091e

Color #0a091e

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 13.63 Nearest Tailwind class slate-950 #020618 · ΔE 3.5

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Conversions

HEX

#0a091e

RGB

rgb(10, 9, 30)

HSL

hsl(242.9, 53.8%, 7.6%)

HSV / HSB

hsv(242.9, 70%, 11.8%)

CMYK

cmyk(66.7%, 70%, 0%, 88.2%)

LAB

lab(3.19, 4.96, -12.29)

LCH

lch(3.19, 13.25, 291.98)

OKLCH

oklch(15.6%, 0.0435, 282.34)

HWB

hwb(242.9, 3.5%, 88.2%)

Harmony colors

Complementary

#1d1e09

Analogous

#09121e

#0a091e

#14091e

Triadic

#0a091e

#1e0a09

#091e0a

Split-complementary

#0a091e

#1e1409

#121e09

Tetradic

#0a091e

#1e091d

#1d1e09

#091e0a

Square

#0a091e

#1e0912

#1d1e09

#091e14

Shades

Color #0a091e mixed toward black.

#080719

#070614

#05040f

#03030a

#020105

Tints

Color #0a091e mixed toward white.

#1e1b5a

#322d97

#504ac9

#8a86db

#c5c3ed

Tones

Color #0a091e mixed toward gray.

#0c0b1c

#0d0c1a

#0f0e19

#101017

#121215

Accessibility

Aa White text on this color

19.61:1

Aa Black text on this color

1.07:1

White text reads better on this background (19.61:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0a0a1a · ΔE 2.6

Deuteranopia

#0a0a19 · ΔE 3.2

Tritanopia

#0a1716 · ΔE 14.8

Achromatopsia

#0c0c0c · ΔE 10.9

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

Code

CSS

background-color: #0a091e;

Tailwind (arbitrary value)

bg-[#0a091e]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#0a091e (#0a091e) is rgb(10, 9, 30) in RGB.

No, #0a091e 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 #0a091e, or check how it holds up for accessibility.

Generate a palette → Check contrast