#0a00a3

Color #0a00a3

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 11 Nearest Tailwind class violet-900 #4d179a · ΔE 6.8

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

Conversions

HEX

#0a00a3

RGB

rgb(10, 0, 163)

HSL

hsl(243.7, 100%, 32%)

HSV / HSB

hsv(243.7, 100%, 63.9%)

CMYK

cmyk(93.9%, 100%, 0%, 36.1%)

LAB

lab(18.83, 56.74, -76.7)

LCH

lch(18.83, 95.41, 306.49)

OKLCH

oklch(32.6%, 0.2221, 265.82)

HWB

hwb(243.7, 0%, 36.1%)

Harmony colors

Complementary

#99a300

Analogous

#0048a3

#0a00a3

#5c00a3

Triadic

#0a00a3

#a30a00

#00a30a

Split-complementary

#0a00a3

#a35c00

#48a300

Tetradic

#0a00a3

#a30099

#99a300

#00a30a

Square

#0a00a3

#a30048

#99a300

#00a35c

Shades

Color #0a00a3 mixed toward black.

#080088

#07006d

#050052

#030036

#02001b

Tints

Color #0a00a3 mixed toward white.

#0e00dd

#2618ff

#5c52ff

#938bff

#c9c5ff

Tones

Color #0a00a3 mixed toward gray.

#160e96

#221b88

#2e297a

#3a366d

#46445f

Accessibility

Aa White text on this color

13.62:1

Aa Black text on this color

1.54:1

White text reads better on this background (13.62:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#060690 · ΔE 2.6

Deuteranopia

#06078b · ΔE 3.3

Tritanopia

#097e79 · ΔE 43.7

Achromatopsia

#2e2e2e · ΔE 30.3

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

Code

CSS

background-color: #0a00a3;

Tailwind (arbitrary value)

bg-[#0a00a3]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#0a00a3 (#0a00a3) is rgb(10, 0, 163) in RGB.

No, #0a00a3 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 #0a00a3, or check how it holds up for accessibility.

Generate a palette → Check contrast