#0b1729

Color #0b1729

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 15.92 Nearest Tailwind class gray-900 #101828 · ΔE 1.4

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

Conversions

HEX

#0b1729

RGB

rgb(11, 23, 41)

HSL

hsl(216, 57.7%, 10.2%)

HSV / HSB

hsv(216, 73.2%, 16.1%)

CMYK

cmyk(73.2%, 43.9%, 0%, 83.9%)

LAB

lab(7.62, 1.73, -13.87)

LCH

lch(7.62, 13.98, 277.11)

OKLCH

oklch(20.4%, 0.0401, 258.35)

HWB

hwb(216, 4.3%, 83.9%)

Harmony colors

Complementary

#291d0b

Analogous

#0b2629

#0b1729

#0e0b29

Triadic

#0b1729

#290b17

#17290b

Split-complementary

#0b1729

#290e0b

#26290b

Tetradic

#0b1729

#1d0b29

#291d0b

#17290b

Square

#0b1729

#290b26

#291d0b

#0b290e

Shades

Color #0b1729 mixed toward black.

#091322

#070f1b

#060c15

#04080e

#020407

Tints

Color #0b1729 mixed toward white.

#1b3965

#2b5ba1

#4a7fcf

#87aadf

#c3d4ef

Tones

Color #0b1729 mixed toward gray.

#0e1827

#101824

#131922

#15191f

#181a1d

Accessibility

Aa White text on this color

17.97:1

Aa Black text on this color

1.17:1

White text reads better on this background (17.97:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#111125 · ΔE 5.4

Deuteranopia

#100f25 · ΔE 6

Tritanopia

#0c2222 · ΔE 14.5

Achromatopsia

#171717 · ΔE 10.7

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

Code

CSS

background-color: #0b1729;

Tailwind (arbitrary value)

bg-[#0b1729]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#0b1729 (#0b1729) is rgb(11, 23, 41) in RGB.

No, #0b1729 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 #0b1729, or check how it holds up for accessibility.

Generate a palette → Check contrast