#191c1f

Color #191c1f

A nearly neutral, gray-leaning very dark blue.

Closest named color Black #000000 · ΔE 10.41 Nearest Tailwind class mist-900 #161b1d · ΔE 1.7

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

Conversions

HEX

#191c1f

RGB

rgb(25, 28, 31)

HSL

hsl(210, 10.7%, 11%)

HSV / HSB

hsv(210, 19.4%, 12.2%)

CMYK

cmyk(19.4%, 9.7%, 0%, 87.8%)

LAB

lab(10.08, -0.57, -2.55)

LCH

lch(10.08, 2.61, 257.4)

OKLCH

oklch(22.5%, 0.0074, 247.91)

HWB

hwb(210, 9.8%, 87.8%)

Harmony colors

Complementary

#1f1c19

Analogous

#191f1f

#191c1f

#19191f

Triadic

#191c1f

#1f191c

#1c1f19

Split-complementary

#191c1f

#1f1919

#1f1f19

Tetradic

#191c1f

#1c191f

#1f1c19

#1c1f19

Square

#191c1f

#1f191f

#1f1c19

#191f19

Shades

Color #191c1f mixed toward black.

#15171a

#111315

#0d0e10

#08090a

#040505

Tints

Color #191c1f mixed toward white.

#3b4249

#5d6873

#818e9a

#abb3bb

#d5d9dd

Tones

Color #191c1f mixed toward gray.

#1a1c1f

#1a1c1e

#1b1c1e

#1b1c1d

#1c1c1d

Accessibility

Aa White text on this color

17.11:1

Aa Black text on this color

1.23:1

White text reads better on this background (17.11:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a1e · ΔE 2.4

Deuteranopia

#1a1a1e · ΔE 2.4

Tritanopia

#191e1e · ΔE 3

Achromatopsia

#1c1c1c · ΔE 2.5

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

Code

CSS

background-color: #191c1f;

Tailwind (arbitrary value)

bg-[#191c1f]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#191c1f (#191c1f) is rgb(25, 28, 31) in RGB.

No, #191c1f 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 #191c1f, or check how it holds up for accessibility.

Generate a palette → Check contrast