#0f3c59

Color #0f3c59

A vivid, highly saturated dark blue.

Closest named color Charcoal #36454f · ΔE 14.43 Nearest Tailwind class sky-950 #052f4a · ΔE 4.2

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

Conversions

HEX

#0f3c59

RGB

rgb(15, 60, 89)

HSL

hsl(203.5, 71.2%, 20.4%)

HSV / HSB

hsv(203.5, 83.1%, 34.9%)

CMYK

cmyk(83.1%, 32.6%, 0%, 65.1%)

LAB

lab(23.85, -3.61, -21.65)

LCH

lch(23.85, 21.95, 260.53)

OKLCH

oklch(34.2%, 0.0696, 241.78)

HWB

hwb(203.5, 5.9%, 65.1%)

Harmony colors

Complementary

#592c0f

Analogous

#0f5951

#0f3c59

#0f1759

Triadic

#0f3c59

#590f3c

#3c590f

Split-complementary

#0f3c59

#590f17

#59510f

Tetradic

#0f3c59

#2c0f59

#592c0f

#3c590f

Square

#0f3c59

#510f59

#592c0f

#17590f

Shades

Color #0f3c59 mixed toward black.

#0c324a

#0a283b

#071e2d

#05141e

#020a0f

Tints

Color #0f3c59 mixed toward white.

#196393

#228acd

#51a9e2

#8bc6ec

#c5e2f5

Tones

Color #0f3c59 mixed toward gray.

#153b53

#1b394d

#223847

#283740

#2e353a

Accessibility

Aa White text on this color

11.6:1

Aa Black text on this color

1.81:1

White text reads better on this background (11.6:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#292953 · ΔE 13.5

Deuteranopia

#272352 · ΔE 14.6

Tritanopia

#144e4d · ΔE 17.2

Achromatopsia

#393939 · ΔE 14.8

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

Code

CSS

background-color: #0f3c59;

Tailwind (arbitrary value)

bg-[#0f3c59]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Sky Blue #87ceeb

Dodger Blue #1e90ff

Frequently asked questions

#0f3c59 (#0f3c59) is rgb(15, 60, 89) in RGB.

No, #0f3c59 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 #0f3c59, or check how it holds up for accessibility.

Generate a palette → Check contrast