#0b256c

Color #0b256c

A vivid, highly saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 12.6 Nearest Tailwind class blue-950 #162456 · ΔE 4.3

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Conversions

HEX

#0b256c

RGB

rgb(11, 37, 108)

HSL

hsl(223.9, 81.5%, 23.3%)

HSV / HSB

hsv(223.9, 89.8%, 42.4%)

CMYK

cmyk(89.8%, 65.7%, 0%, 57.6%)

LAB

lab(17.81, 20.69, -43.78)

LCH

lch(17.81, 48.42, 295.29)

OKLCH

oklch(29.9%, 0.1274, 264.37)

HWB

hwb(223.9, 4.3%, 57.6%)

Harmony colors

Complementary

#6c520b

Analogous

#0b556c

#0b256c

#210b6c

Triadic

#0b256c

#6c0b25

#256c0b

Split-complementary

#0b256c

#6c210b

#556c0b

Tetradic

#0b256c

#520b6c

#6c520b

#256c0b

Square

#0b256c

#6c0b55

#6c520b

#0b6c21

Shades

Color #0b256c mixed toward black.

#091f5a

#071948

#051236

#040c24

#020612

Tints

Color #0b256c mixed toward white.

#1139a7

#174ee2

#4e78ed

#89a5f3

#c4d2f9

Tones

Color #0b256c mixed toward gray.

#132964

#1b2c5c

#233054

#2b344c

#333843

Accessibility

Aa White text on this color

14.04:1

Aa Black text on this color

1.5:1

White text reads better on this background (14.04:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#191a60 · ΔE 4.4

Deuteranopia

#18165d · ΔE 5.5

Tritanopia

#0d5653 · ΔE 30.7

Achromatopsia

#2c2c2c · ΔE 23.5

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

Code

CSS

background-color: #0b256c;

Tailwind (arbitrary value)

bg-[#0b256c]

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

#0b256c (#0b256c) is rgb(11, 37, 108) in RGB.

No, #0b256c 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 #0b256c, or check how it holds up for accessibility.

Generate a palette → Check contrast