#0f315e

Color #0f315e

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 25.3 Nearest Tailwind class blue-950 #162456 · ΔE 5.5

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

Conversions

HEX

#0f315e

RGB

rgb(15, 49, 94)

HSL

hsl(214.2, 72.5%, 21.4%)

HSV / HSB

hsv(214.2, 84%, 36.9%)

CMYK

cmyk(84%, 47.9%, 0%, 63.1%)

LAB

lab(20.46, 6.19, -30.32)

LCH

lch(20.46, 30.95, 281.54)

OKLCH

oklch(31.6%, 0.0892, 256.85)

HWB

hwb(214.2, 5.9%, 63.1%)

Harmony colors

Complementary

#5e3c0f

Analogous

#0f595e

#0f315e

#150f5e

Triadic

#0f315e

#5e0f31

#315e0f

Split-complementary

#0f315e

#5e150f

#595e0f

Tetradic

#0f315e

#3c0f5e

#5e3c0f

#315e0f

Square

#0f315e

#5e0f59

#5e3c0f

#0f5e15

Shades

Color #0f315e mixed toward black.

#0d294e

#0a213f

#08192f

#05101f

#030810

Tints

Color #0f315e mixed toward white.

#184f98

#216dd1

#5291e3

#8cb5ed

#c5daf6

Tones

Color #0f315e mixed toward gray.

#163258

#1c3351

#23344a

#293544

#30363d

Accessibility

Aa White text on this color

12.95:1

Aa Black text on this color

1.62:1

White text reads better on this background (12.95:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#222256 · ΔE 8

Deuteranopia

#201d53 · ΔE 9.3

Tritanopia

#124e4d · ΔE 23.8

Achromatopsia

#313131 · ΔE 18.5

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

Code

CSS

background-color: #0f315e;

Tailwind (arbitrary value)

bg-[#0f315e]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Cornflower Blue #6495ed

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#0f315e (#0f315e) is rgb(15, 49, 94) in RGB.

No, #0f315e 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 #0f315e, or check how it holds up for accessibility.

Generate a palette → Check contrast