#0a3a84

Color #0a3a84

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 11.95 Nearest Tailwind class blue-900 #1c398e · ΔE 2.7

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

Conversions

HEX

#0a3a84

RGB

rgb(10, 58, 132)

HSL

hsl(216.4, 85.9%, 27.8%)

HSV / HSB

hsv(216.4, 92.4%, 51.8%)

CMYK

cmyk(92.4%, 56.1%, 0%, 48.2%)

LAB

lab(26.03, 15.71, -45.67)

LCH

lch(26.03, 48.3, 288.98)

OKLCH

oklch(36.8%, 0.134, 259.73)

HWB

hwb(216.4, 3.9%, 48.2%)

Harmony colors

Complementary

#84540a

Analogous

#0a7784

#0a3a84

#170a84

Triadic

#0a3a84

#840a3a

#3a840a

Split-complementary

#0a3a84

#84170a

#77840a

Tetradic

#0a3a84

#540a84

#84540a

#3a840a

Square

#0a3a84

#840a77

#84540a

#0a8417

Shades

Color #0a3a84 mixed toward black.

#08306e

#072758

#051d42

#03132c

#020a16

Tints

Color #0a3a84 mixed toward white.

#0e53bd

#1b6eee

#5492f2

#8db6f6

#c6dbfb

Tones

Color #0a3a84 mixed toward gray.

#143c7a

#1e3e6f

#284065

#33435b

#3d4551

Accessibility

Aa White text on this color

10.76:1

Aa Black text on this color

1.95:1

White text reads better on this background (10.76:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#272777 · ΔE 8.1

Deuteranopia

#242074 · ΔE 9.8

Tritanopia

#106c69 · ΔE 31.1

Achromatopsia

#3e3e3e · ΔE 23.4

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

Code

CSS

background-color: #0a3a84;

Tailwind (arbitrary value)

bg-[#0a3a84]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#0a3a84 (#0a3a84) is rgb(10, 58, 132) in RGB.

No, #0a3a84 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 #0a3a84, or check how it holds up for accessibility.

Generate a palette → Check contrast