#0a2148

Color #0a2148

A vivid, highly saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 26.58 Nearest Tailwind class blue-950 #162456 · ΔE 3.2

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

Conversions

HEX

#0a2148

RGB

rgb(10, 33, 72)

HSL

hsl(217.7, 75.6%, 16.1%)

HSV / HSB

hsv(217.7, 86.1%, 28.2%)

CMYK

cmyk(86.1%, 54.2%, 0%, 71.8%)

LAB

lab(13.35, 7.7, -26.94)

LCH

lch(13.35, 28.02, 285.95)

OKLCH

oklch(25.6%, 0.0785, 260.32)

HWB

hwb(217.7, 3.9%, 71.8%)

Harmony colors

Complementary

#48310a

Analogous

#0a4048

#0a2148

#120a48

Triadic

#0a2148

#480a21

#21480a

Split-complementary

#0a2148

#48120a

#40480a

Tetradic

#0a2148

#310a48

#48310a

#21480a

Square

#0a2148

#480a40

#48310a

#0a4812

Shades

Color #0a2148 mixed toward black.

#081c3c

#071630

#051124

#030b18

#02060c

Tints

Color #0a2148 mixed toward white.

#133e87

#1b5bc5

#437fe5

#82aaee

#c0d4f6

Tones

Color #0a2148 mixed toward gray.

#0f2243

#14243e

#1a2539

#1f2633

#24282e

Accessibility

Aa White text on this color

15.86:1

Aa Black text on this color

1.32:1

White text reads better on this background (15.86:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#171741 · ΔE 5.8

Deuteranopia

#15133f · ΔE 6.8

Tritanopia

#0c3b39 · ΔE 23.9

Achromatopsia

#222222 · ΔE 17.6

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

Code

CSS

background-color: #0a2148;

Tailwind (arbitrary value)

bg-[#0a2148]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0a2148 (#0a2148) is rgb(10, 33, 72) in RGB.

No, #0a2148 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #0a2148, or check how it holds up for accessibility.

Generate a palette → Check contrast