#131c28

Color #131c28

A muted very dark blue.

Closest named color Black #000000 · ΔE 13.72 Nearest Tailwind class gray-900 #101828 · ΔE 3.2

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Conversions

HEX

#131c28

RGB

rgb(19, 28, 40)

HSL

hsl(214.3, 35.6%, 11.6%)

HSV / HSB

hsv(214.3, 52.5%, 15.7%)

CMYK

cmyk(52.5%, 30%, 0%, 84.3%)

LAB

lab(9.97, 0.01, -9.43)

LCH

lch(9.97, 9.43, 270.06)

OKLCH

oklch(22.4%, 0.027, 255.86)

HWB

hwb(214.3, 7.5%, 84.3%)

Harmony colors

Complementary

#281f13

Analogous

#132728

#131c28

#151328

Triadic

#131c28

#28131c

#1c2813

Split-complementary

#131c28

#281513

#272813

Tetradic

#131c28

#1f1328

#281f13

#1c2813

Square

#131c28

#281327

#281f13

#132815

Shades

Color #131c28 mixed toward black.

#101721

#0d131b

#0a0e14

#06090d

#030507

Tints

Color #131c28 mixed toward white.

#2b405b

#43638e

#6689b6

#99b0cf

#ccd8e7

Tones

Color #131c28 mixed toward gray.

#151c26

#171d25

#181d23

#1a1d21

#1c1d1f

Accessibility

Aa White text on this color

17.15:1

Aa Black text on this color

1.22:1

White text reads better on this background (17.15:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#171725 · ΔE 5.8

Deuteranopia

#171625 · ΔE 6.7

Tritanopia

#142323 · ΔE 9.9

Achromatopsia

#1b1b1b · ΔE 7.8

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

Code

CSS

background-color: #131c28;

Tailwind (arbitrary value)

bg-[#131c28]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#131c28 (#131c28) is rgb(19, 28, 40) in RGB.

No, #131c28 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 #131c28, or check how it holds up for accessibility.

Generate a palette → Check contrast