#0f203c

Color #0f203c

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 21.39 Nearest Tailwind class slate-900 #0f172b · ΔE 4.3

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

Conversions

HEX

#0f203c

RGB

rgb(15, 32, 60)

HSL

hsl(217.3, 60%, 14.7%)

HSV / HSB

hsv(217.3, 75%, 23.5%)

CMYK

cmyk(75%, 46.7%, 0%, 76.5%)

LAB

lab(12.36, 3.99, -20.13)

LCH

lch(12.36, 20.52, 281.21)

OKLCH

oklch(24.6%, 0.0582, 259.81)

HWB

hwb(217.3, 5.9%, 76.5%)

Harmony colors

Complementary

#3c2b0f

Analogous

#0f373c

#0f203c

#140f3c

Triadic

#0f203c

#3c0f20

#203c0f

Split-complementary

#0f203c

#3c140f

#373c0f

Tetradic

#0f203c

#2b0f3c

#3c2b0f

#203c0f

Square

#0f203c

#3c0f37

#3c2b0f

#0f3c14

Shades

Color #0f203c mixed toward black.

#0c1b32

#0a1528

#07101e

#050b14

#02050a

Tints

Color #0f203c mixed toward white.

#1d3f76

#2c5eb0

#5182d3

#8bace2

#c5d5f0

Tones

Color #0f203c mixed toward gray.

#132138

#162234

#1a2331

#1e242d

#222529

Accessibility

Aa White text on this color

16.25:1

Aa Black text on this color

1.29:1

White text reads better on this background (16.25:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#181837 · ΔE 6.3

Deuteranopia

#171535 · ΔE 7.2

Tritanopia

#103231 · ΔE 19.9

Achromatopsia

#202020 · ΔE 14.3

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

Code

CSS

background-color: #0f203c;

Tailwind (arbitrary value)

bg-[#0f203c]

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

#0f203c (#0f203c) is rgb(15, 32, 60) in RGB.

No, #0f203c 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 #0f203c, or check how it holds up for accessibility.

Generate a palette → Check contrast