#0b0023

Color #0b0023

A vivid, highly saturated very dark blue.

Closest named color Black #000000 · ΔE 21.33 Nearest Tailwind class slate-900 #0f172b · ΔE 7.4

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

Conversions

HEX

#0b0023

RGB

rgb(11, 0, 35)

HSL

hsl(258.9, 100%, 6.9%)

HSV / HSB

hsv(258.9, 100%, 13.7%)

CMYK

cmyk(68.6%, 100%, 0%, 86.3%)

LAB

lab(1.74, 10.58, -18.44)

LCH

lch(1.74, 21.26, 299.85)

OKLCH

oklch(13.5%, 0.0751, 292.4)

HWB

hwb(258.9, 0%, 86.3%)

Harmony colors

Complementary

#182300

Analogous

#000723

#0b0023

#1d0023

Triadic

#0b0023

#230b00

#00230b

Split-complementary

#0b0023

#231d00

#072300

Tetradic

#0b0023

#230018

#182300

#00230b

Square

#0b0023

#230007

#182300

#00231d

Shades

Color #0b0023 mixed toward black.

#09001d

#070017

#060012

#04000c

#020006

Tints

Color #0b0023 mixed toward white.

#240072

#3d00c1

#5c12ff

#9361ff

#c9b0ff

Tones

Color #0b0023 mixed toward gray.

#0c0320

#0d061d

#0e091a

#0f0c17

#110f15

Accessibility

Aa White text on this color

20.22:1

Aa Black text on this color

1.04:1

White text reads better on this background (20.22:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#06061e · ΔE 5.1

Deuteranopia

#07081c · ΔE 6.6

Tritanopia

#0a1917 · ΔE 20.9

Achromatopsia

#060606 · ΔE 15.7

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

Code

CSS

background-color: #0b0023;

Tailwind (arbitrary value)

bg-[#0b0023]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Blue Violet #8a2be2

Frequently asked questions

#0b0023 (#0b0023) is rgb(11, 0, 35) in RGB.

No, #0b0023 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.

Try it → Accessibility

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.

Try it →

Build something with this color

Generate a full palette from #0b0023, or check how it holds up for accessibility.

Generate a palette → Check contrast