#0b023a

Color #0b023a

A vivid, highly saturated very dark blue.

Closest named color Midnight Blue #191970 · ΔE 23.29 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 5.8

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

Conversions

HEX

#0b023a

RGB

rgb(11, 2, 58)

HSL

hsl(249.6, 93.3%, 11.8%)

HSV / HSB

hsv(249.6, 96.6%, 22.7%)

CMYK

cmyk(81%, 96.6%, 0%, 77.3%)

LAB

lab(3.79, 21.36, -32.55)

LCH

lch(3.79, 38.93, 303.27)

OKLCH

oklch(17.3%, 0.1002, 277.63)

HWB

hwb(249.6, 0.8%, 77.3%)

Harmony colors

Complementary

#313a02

Analogous

#02153a

#0b023a

#27023a

Triadic

#0b023a

#3a0b02

#023a0b

Split-complementary

#0b023a

#3a2702

#153a02

Tetradic

#0b023a

#3a0231

#313a02

#023a0b

Square

#0b023a

#3a0215

#313a02

#023a27

Shades

Color #0b023a mixed toward black.

#090230

#070127

#05011d

#040113

#02000a

Tints

Color #0b023a mixed toward white.

#190583

#2607cb

#4726f7

#846efa

#c2b7fc

Tones

Color #0b023a mixed toward gray.

#0e0735

#110b31

#15102c

#181527

#1b1923

Accessibility

Aa White text on this color

19.37:1

Aa Black text on this color

1.08:1

White text reads better on this background (19.37:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#070732 · ΔE 3.8

Deuteranopia

#080830 · ΔE 4.6

Tritanopia

#0b2b29 · ΔE 26.5

Achromatopsia

#0d0d0d · ΔE 21.8

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

Code

CSS

background-color: #0b023a;

Tailwind (arbitrary value)

bg-[#0b023a]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#0b023a (#0b023a) is rgb(11, 2, 58) in RGB.

No, #0b023a 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.

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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 #0b023a, or check how it holds up for accessibility.

Generate a palette → Check contrast