#131b3c

Color #131b3c

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 25.67 Nearest Tailwind class slate-900 #0f172b · ΔE 5.4

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Conversions

HEX

#131b3c

RGB

rgb(19, 27, 60)

HSL

hsl(228.3, 51.9%, 15.5%)

HSV / HSB

hsv(228.3, 68.3%, 23.5%)

CMYK

cmyk(68.3%, 55%, 0%, 76.5%)

LAB

lab(10.91, 8.75, -22.43)

LCH

lch(10.91, 24.08, 291.31)

OKLCH

oklch(23.5%, 0.0641, 270.54)

HWB

hwb(228.3, 7.5%, 76.5%)

Harmony colors

Complementary

#3c3413

Analogous

#13303c

#131b3c

#20133c

Triadic

#131b3c

#3c131b

#1b3c13

Split-complementary

#131b3c

#3c2013

#303c13

Tetradic

#131b3c

#34133c

#3c3413

#1b3c13

Square

#131b3c

#3c1330

#3c3413

#133c20

Shades

Color #131b3c mixed toward black.

#101732

#0d1228

#0a0e1e

#060914

#03050a

Tints

Color #131b3c mixed toward white.

#243473

#364ca9

#5b71cb

#92a0dc

#c8d0ee

Tones

Color #131b3c mixed toward gray.

#161d39

#1a1f35

#1d2132

#21232e

#24252b

Accessibility

Aa White text on this color

16.8:1

Aa Black text on this color

1.25:1

White text reads better on this background (16.8:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#171736 · ΔE 2.7

Deuteranopia

#161634 · ΔE 2.9

Tritanopia

#13312f · ΔE 23

Achromatopsia

#1d1d1d · ΔE 16.3

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

Code

CSS

background-color: #131b3c;

Tailwind (arbitrary value)

bg-[#131b3c]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#131b3c (#131b3c) is rgb(19, 27, 60) in RGB.

No, #131b3c 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 #131b3c, or check how it holds up for accessibility.

Generate a palette → Check contrast