#0f258b

Color #0f258b

A vivid, highly saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 10.11 Nearest Tailwind class indigo-900 #312c85 · ΔE 3.7

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Conversions

HEX

#0f258b

RGB

rgb(15, 37, 139)

HSL

hsl(229.4, 80.5%, 30.2%)

HSV / HSB

hsv(229.4, 89.2%, 54.5%)

CMYK

cmyk(89.2%, 73.4%, 0%, 45.5%)

LAB

lab(21.16, 33.41, -58.01)

LCH

lch(21.16, 66.94, 299.94)

OKLCH

oklch(33.4%, 0.1686, 266.19)

HWB

hwb(229.4, 5.9%, 45.5%)

Harmony colors

Complementary

#8b750f

Analogous

#0f638b

#0f258b

#370f8b

Triadic

#0f258b

#8b0f25

#258b0f

Split-complementary

#0f258b

#8b370f

#638b0f

Tetradic

#0f258b

#750f8b

#8b750f

#258b0f

Square

#0f258b

#8b0f63

#8b750f

#0f8b37

Shades

Color #0f258b mixed toward black.

#0d1f74

#0a195d

#081246

#050c2e

#030617

Tints

Color #0f258b mixed toward white.

#1533c1

#294be8

#5e78ee

#94a5f3

#c9d2f9

Tones

Color #0f258b mixed toward gray.

#192c81

#243276

#2e396c

#384062

#434657

Accessibility

Aa White text on this color

12.67:1

Aa Black text on this color

1.66:1

White text reads better on this background (12.67:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1b7c · ΔE 3.5

Deuteranopia

#191878 · ΔE 4.3

Tritanopia

#116d6a · ΔE 36.2

Achromatopsia

#333333 · ΔE 26.8

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

Code

CSS

background-color: #0f258b;

Tailwind (arbitrary value)

bg-[#0f258b]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#0f258b (#0f258b) is rgb(15, 37, 139) in RGB.

No, #0f258b 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 #0f258b, or check how it holds up for accessibility.

Generate a palette → Check contrast