#1c1f1f

Color #1c1f1f

A nearly neutral, gray-leaning very dark cyan.

Closest named color Black #000000 · ΔE 11.54 Nearest Tailwind class mist-900 #161b1d · ΔE 2.1

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Conversions

HEX

#1c1f1f

RGB

rgb(28, 31, 31)

HSL

hsl(180, 5.1%, 11.6%)

HSV / HSB

hsv(180, 9.7%, 12.2%)

CMYK

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

LAB

lab(11.45, -1.39, -0.48)

LCH

lch(11.45, 1.47, 199.05)

OKLCH

oklch(23.6%, 0.0045, 196.82)

HWB

hwb(180, 11%, 87.8%)

Harmony colors

Complementary

#1f1c1c

Analogous

#1c1f1e

#1c1f1f

#1c1e1f

Triadic

#1c1f1f

#1f1c1f

#1f1f1c

Split-complementary

#1c1f1f

#1f1c1e

#1f1e1c

Tetradic

#1c1f1f

#1c1c1f

#1f1c1c

#1f1f1c

Square

#1c1f1f

#1e1c1f

#1f1c1c

#1e1f1c

Shades

Color #1c1f1f mixed toward black.

#171a1a

#131515

#0e1010

#090a0a

#050505

Tints

Color #1c1f1f mixed toward white.

#404747

#636e6e

#899494

#b0b8b8

#d8dbdb

Tones

Color #1c1f1f mixed toward gray.

#1c1f1f

#1d1f1f

#1d1e1e

Accessibility

Aa White text on this color

16.6:1

Aa Black text on this color

1.27:1

White text reads better on this background (16.6:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1d1d1f · ΔE 2.9

Deuteranopia

#1d1d1f · ΔE 2.9

Tritanopia

#1c1f1f · ΔE 0

Achromatopsia

#1e1e1e · ΔE 2

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

Code

CSS

background-color: #1c1f1f;

Tailwind (arbitrary value)

bg-[#1c1f1f]

Related colors

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Dark Slate Gray #2f4f4f

Light Cyan #e0ffff

Pale Turquoise #afeeee

Frequently asked questions

#1c1f1f (#1c1f1f) is rgb(28, 31, 31) in RGB.

No, #1c1f1f 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 #1c1f1f, or check how it holds up for accessibility.

Generate a palette → Check contrast