#12191a

Color #12191a

A muted very dark cyan.

Closest named color Black #000000 · ΔE 8.79 Nearest Tailwind class mist-900 #161b1d · ΔE 1.7

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Conversions

HEX

#12191a

RGB

rgb(18, 25, 26)

HSL

hsl(187.5, 18.2%, 8.6%)

HSV / HSB

hsv(187.5, 30.8%, 10.2%)

CMYK

cmyk(30.8%, 3.8%, 0%, 89.8%)

LAB

lab(8.11, -2.88, -1.78)

LCH

lch(8.11, 3.39, 211.72)

OKLCH

oklch(20.7%, 0.0106, 206.81)

HWB

hwb(187.5, 7.1%, 89.8%)

Harmony colors

Complementary

#1a1312

Analogous

#121a17

#12191a

#12151a

Triadic

#12191a

#1a1219

#191a12

Split-complementary

#12191a

#1a1215

#1a1712

Tetradic

#12191a

#13121a

#1a1312

#191a12

Square

#12191a

#17121a

#1a1312

#151a12

Shades

Color #12191a mixed toward black.

#0f1516

#0c1111

#090c0d

#060809

#030404

Tints

Color #12191a mixed toward white.

#324548

#517176

#759aa0

#a3bcbf

#d1dddf

Tones

Color #12191a mixed toward gray.

#131819

#141718

#151717

#151617

Accessibility

Aa White text on this color

17.8:1

Aa Black text on this color

1.18:1

White text reads better on this background (17.8:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#15151a · ΔE 6

Deuteranopia

#15141a · ΔE 7

Tritanopia

#121a1a · ΔE 1.1

Achromatopsia

#181818 · ΔE 4.2

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

Code

CSS

background-color: #12191a;

Tailwind (arbitrary value)

bg-[#12191a]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Light Blue #add8e6

Aqua #00ffff

Azure #f0ffff

Frequently asked questions

#12191a (#12191a) is rgb(18, 25, 26) in RGB.

No, #12191a 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 #12191a, or check how it holds up for accessibility.

Generate a palette → Check contrast