#0f3e8f

Color #0f3e8f

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 11.03 Nearest Tailwind class blue-900 #1c398e · ΔE 2.4

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

Conversions

HEX

#0f3e8f

RGB

rgb(15, 62, 143)

HSL

hsl(218, 81%, 31%)

HSV / HSB

hsv(218, 89.5%, 56.1%)

CMYK

cmyk(89.5%, 56.6%, 0%, 43.9%)

LAB

lab(28.19, 17.85, -48.97)

LCH

lch(28.19, 52.12, 290.03)

OKLCH

oklch(38.7%, 0.1434, 260.77)

HWB

hwb(218, 5.9%, 43.9%)

Harmony colors

Complementary

#8f600f

Analogous

#0f7e8f

#0f3e8f

#200f8f

Triadic

#0f3e8f

#8f0f3e

#3e8f0f

Split-complementary

#0f3e8f

#8f200f

#7e8f0f

Tetradic

#0f3e8f

#600f8f

#8f600f

#3e8f0f

Square

#0f3e8f

#8f0f7e

#8f600f

#0f8f20

Shades

Color #0f3e8f mixed toward black.

#0d3477

#0a295f

#081f48

#051530

#030a18

Tints

Color #0f3e8f mixed toward white.

#1555c4

#2b70e9

#6094ee

#95b8f4

#cadbf9

Tones

Color #0f3e8f mixed toward gray.

#1a4184

#24447a

#2f476f

#3a4964

#444c5a

Accessibility

Aa White text on this color

9.97:1

Aa Black text on this color

2.11:1

White text reads better on this background (9.97:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2a2b81 · ΔE 7.8

Deuteranopia

#28247d · ΔE 9.7

Tritanopia

#147572 · ΔE 32.6

Achromatopsia

#424242 · ΔE 24.2

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

Code

CSS

background-color: #0f3e8f;

Tailwind (arbitrary value)

bg-[#0f3e8f]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0f3e8f (#0f3e8f) is rgb(15, 62, 143) in RGB.

No, #0f3e8f 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 #0f3e8f, or check how it holds up for accessibility.

Generate a palette → Check contrast