#0f3574

Color #0f3574

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 15.35 Nearest Tailwind class blue-900 #1c398e · ΔE 4.3

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

Conversions

HEX

#0f3574

RGB

rgb(15, 53, 116)

HSL

hsl(217.4, 77.1%, 25.7%)

HSV / HSB

hsv(217.4, 87.1%, 45.5%)

CMYK

cmyk(87.1%, 54.3%, 0%, 54.5%)

LAB

lab(23.37, 12.81, -39.89)

LCH

lch(23.37, 41.9, 287.8)

OKLCH

oklch(34.4%, 0.1167, 260.18)

HWB

hwb(217.4, 5.9%, 54.5%)

Harmony colors

Complementary

#744e0f

Analogous

#0f6874

#0f3574

#1b0f74

Triadic

#0f3574

#740f35

#35740f

Split-complementary

#0f3574

#741b0f

#68740f

Tetradic

#0f3574

#4e0f74

#744e0f

#35740f

Square

#0f3574

#740f68

#744e0f

#0f741b

Shades

Color #0f3574 mixed toward black.

#0d2c61

#0a234d

#081b3a

#051227

#030913

Tints

Color #0f3574 mixed toward white.

#164fac

#1f69e2

#578ee9

#8fb4f1

#c7d9f8

Tones

Color #0f3574 mixed toward gray.

#17376c

#203963

#283b5b

#313d52

#393f4a

Accessibility

Aa White text on this color

11.79:1

Aa Black text on this color

1.78:1

White text reads better on this background (11.79:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#252569 · ΔE 7.4

Deuteranopia

#221f66 · ΔE 8.9

Tritanopia

#135f5d · ΔE 28.3

Achromatopsia

#383838 · ΔE 21.9

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

Code

CSS

background-color: #0f3574;

Tailwind (arbitrary value)

bg-[#0f3574]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Royal Blue #4169e1

Dodger Blue #1e90ff

Frequently asked questions

#0f3574 (#0f3574) is rgb(15, 53, 116) in RGB.

No, #0f3574 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 #0f3574, or check how it holds up for accessibility.

Generate a palette → Check contrast