#0b257b

Color #0b257b

A vivid, highly saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 6.08 Nearest Tailwind class indigo-900 #312c85 · ΔE 4.4

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Conversions

HEX

#0b257b

RGB

rgb(11, 37, 123)

HSL

hsl(226.1, 83.6%, 26.3%)

HSV / HSB

hsv(226.1, 91.1%, 48.2%)

CMYK

cmyk(91.1%, 69.9%, 0%, 51.8%)

LAB

lab(19.32, 26.91, -50.96)

LCH

lch(19.32, 57.63, 297.84)

OKLCH

oklch(31.5%, 0.1484, 265.05)

HWB

hwb(226.1, 4.3%, 51.8%)

Harmony colors

Complementary

#7b610b

Analogous

#0b5d7b

#0b257b

#290b7b

Triadic

#0b257b

#7b0b25

#257b0b

Split-complementary

#0b257b

#7b290b

#5d7b0b

Tetradic

#0b257b

#610b7b

#7b610b

#257b0b

Square

#0b257b

#7b0b5d

#7b610b

#0b7b29

Shades

Color #0b257b mixed toward black.

#091f67

#071952

#05123e

#040c29

#020615

Tints

Color #0b257b mixed toward white.

#1036b5

#1949ea

#5277f0

#8ca4f5

#c5d2fa

Tones

Color #0b257b mixed toward gray.

#142a72

#1e2f68

#27345f

#303956

#3a3e4c

Accessibility

Aa White text on this color

13.42:1

Aa Black text on this color

1.56:1

White text reads better on this background (13.42:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#191a6e · ΔE 4

Deuteranopia

#18166a · ΔE 5

Tritanopia

#0d615e · ΔE 33.5

Achromatopsia

#2f2f2f · ΔE 25.3

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

Code

CSS

background-color: #0b257b;

Tailwind (arbitrary value)

bg-[#0b257b]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#0b257b (#0b257b) is rgb(11, 37, 123) in RGB.

No, #0b257b 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.

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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 #0b257b, or check how it holds up for accessibility.

Generate a palette → Check contrast