#0a348c

Color #0a348c

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 12.11 Nearest Tailwind class blue-900 #1c398e · ΔE 1.7

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

Conversions

HEX

#0a348c

RGB

rgb(10, 52, 140)

HSL

hsl(220.6, 86.7%, 29.4%)

HSV / HSB

hsv(220.6, 92.9%, 54.9%)

CMYK

cmyk(92.9%, 62.9%, 0%, 45.1%)

LAB

lab(24.99, 23.33, -52.34)

LCH

lch(24.99, 57.3, 294.02)

OKLCH

oklch(36.2%, 0.1529, 262.48)

HWB

hwb(220.6, 3.9%, 45.1%)

Harmony colors

Complementary

#8c620a

Analogous

#0a758c

#0a348c

#210a8c

Triadic

#0a348c

#8c0a34

#348c0a

Split-complementary

#0a348c

#8c210a

#758c0a

Tetradic

#0a348c

#620a8c

#8c620a

#348c0a

Square

#0a348c

#8c0a75

#8c620a

#0a8c21

Shades

Color #0a348c mixed toward black.

#082b75

#07235d

#051a46

#03112f

#020917

Tints

Color #0a348c mixed toward white.

#0e49c4

#1f62ef

#5789f3

#8fb1f7

#c7d8fb

Tones

Color #0a348c mixed toward gray.

#153881

#203c76

#2a3f6b

#354361

#404756

Accessibility

Aa White text on this color

11.15:1

Aa Black text on this color

1.88:1

White text reads better on this background (11.15:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#23237e · ΔE 6.4

Deuteranopia

#201d7a · ΔE 7.8

Tritanopia

#0f706d · ΔE 34

Achromatopsia

#3b3b3b · ΔE 25.2

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

Code

CSS

background-color: #0a348c;

Tailwind (arbitrary value)

bg-[#0a348c]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0a348c (#0a348c) is rgb(10, 52, 140) in RGB.

No, #0a348c 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 #0a348c, or check how it holds up for accessibility.

Generate a palette → Check contrast