#0f285b

Color #0f285b

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 21.67 Nearest Tailwind class blue-950 #162456 · ΔE 2.2

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

Conversions

HEX

#0f285b

RGB

rgb(15, 40, 91)

HSL

hsl(220.3, 71.7%, 20.8%)

HSV / HSB

hsv(220.3, 83.5%, 35.7%)

CMYK

cmyk(83.5%, 56%, 0%, 64.3%)

LAB

lab(17.34, 11.51, -33.36)

LCH

lch(17.34, 35.29, 289.04)

OKLCH

oklch(29.1%, 0.0969, 262.41)

HWB

hwb(220.3, 5.9%, 64.3%)

Harmony colors

Complementary

#5b420f

Analogous

#0f4e5b

#0f285b

#1c0f5b

Triadic

#0f285b

#5b0f28

#285b0f

Split-complementary

#0f285b

#5b1c0f

#4e5b0f

Tetradic

#0f285b

#420f5b

#5b420f

#285b0f

Square

#0f285b

#5b0f4e

#5b420f

#0f5b1c

Shades

Color #0f285b mixed toward black.

#0d214c

#0a1b3d

#08142e

#050d1e

#03070f

Tints

Color #0f285b mixed toward white.

#194195

#225bcf

#5281e2

#8babec

#c5d5f5

Tones

Color #0f285b mixed toward gray.

#152a55

#1c2c4e

#222f48

#283142

#2f333b

Accessibility

Aa White text on this color

14.24:1

Aa Black text on this color

1.47:1

White text reads better on this background (14.24:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1c1d52 · ΔE 5.4

Deuteranopia

#1b1950 · ΔE 6.5

Tritanopia

#114a48 · ΔE 26.2

Achromatopsia

#2b2b2b · ΔE 20.1

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

Code

CSS

background-color: #0f285b;

Tailwind (arbitrary value)

bg-[#0f285b]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0f285b (#0f285b) is rgb(15, 40, 91) in RGB.

No, #0f285b 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 #0f285b, or check how it holds up for accessibility.

Generate a palette → Check contrast