#111f3f

Color #111f3f

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 23.6 Nearest Tailwind class blue-950 #162456 · ΔE 4.9

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Conversions

HEX

#111f3f

RGB

rgb(17, 31, 63)

HSL

hsl(221.7, 57.5%, 15.7%)

HSV / HSB

hsv(221.7, 73%, 24.7%)

CMYK

cmyk(73%, 50.8%, 0%, 75.3%)

LAB

lab(12.34, 6.48, -22.27)

LCH

lch(12.34, 23.19, 286.22)

OKLCH

oklch(24.7%, 0.0639, 264.43)

HWB

hwb(221.7, 6.7%, 75.3%)

Harmony colors

Complementary

#3f3111

Analogous

#11363f

#111f3f

#1a113f

Triadic

#111f3f

#3f111f

#1f3f11

Split-complementary

#111f3f

#3f1a11

#363f11

Tetradic

#111f3f

#31113f

#3f3111

#1f3f11

Square

#111f3f

#3f1136

#3f3111

#113f1a

Shades

Color #111f3f mixed toward black.

#0e1a35

#0b152a

#091020

#060a15

#03050b

Tints

Color #111f3f mixed toward white.

#203b77

#2f57b0

#567bd1

#8ea7e1

#c7d3f0

Tones

Color #111f3f mixed toward gray.

#15213b

#192237

#1d2434

#202530

#24272c

Accessibility

Aa White text on this color

16.26:1

Aa Black text on this color

1.29:1

White text reads better on this background (16.26:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#181839 · ΔE 4.6

Deuteranopia

#171638 · ΔE 5.2

Tritanopia

#123433 · ΔE 21.8

Achromatopsia

#202020 · ΔE 15.7

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

Code

CSS

background-color: #111f3f;

Tailwind (arbitrary value)

bg-[#111f3f]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#111f3f (#111f3f) is rgb(17, 31, 63) in RGB.

No, #111f3f 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 #111f3f, or check how it holds up for accessibility.

Generate a palette → Check contrast