#0b2875

Color #0b2875

A vivid, highly saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 10.46 Nearest Tailwind class indigo-900 #312c85 · ΔE 5.1

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

Conversions

HEX

#0b2875

RGB

rgb(11, 40, 117)

HSL

hsl(223.6, 82.8%, 25.1%)

HSV / HSB

hsv(223.6, 90.6%, 45.9%)

CMYK

cmyk(90.6%, 65.8%, 0%, 54.1%)

LAB

lab(19.53, 22.32, -46.79)

LCH

lch(19.53, 51.84, 295.5)

OKLCH

oklch(31.5%, 0.1362, 264.1)

HWB

hwb(223.6, 4.3%, 54.1%)

Harmony colors

Complementary

#75580b

Analogous

#0b5d75

#0b2875

#230b75

Triadic

#0b2875

#750b28

#28750b

Split-complementary

#0b2875

#75230b

#5d750b

Tetradic

#0b2875

#580b75

#75580b

#28750b

Square

#0b2875

#750b5d

#75580b

#0b7523

Shades

Color #0b2875 mixed toward black.

#092162

#071b4e

#06143b

#040d27

#020714

Tints

Color #0b2875 mixed toward white.

#103caf

#1650e9

#507cef

#8ba7f4

#c5d3fa

Tones

Color #0b2875 mixed toward gray.

#142c6c

#1d3063

#26345b

#2e3852

#373c49

Accessibility

Aa White text on this color

13.34:1

Aa Black text on this color

1.57:1

White text reads better on this background (13.34:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1b69 · ΔE 4.9

Deuteranopia

#1a1765 · ΔE 6

Tritanopia

#0e5d5b · ΔE 31.4

Achromatopsia

#2f2f2f · ΔE 24.2

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

Code

CSS

background-color: #0b2875;

Tailwind (arbitrary value)

bg-[#0b2875]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0b2875 (#0b2875) is rgb(11, 40, 117) in RGB.

No, #0b2875 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 #0b2875, or check how it holds up for accessibility.

Generate a palette → Check contrast