#0c171b

Color #0c171b

A muted very dark cyan.

Closest named color Black #000000 · ΔE 8.76 Nearest Tailwind class mist-900 #161b1d · ΔE 2.8

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Conversions

HEX

#0c171b

RGB

rgb(12, 23, 27)

HSL

hsl(196, 38.5%, 7.6%)

HSV / HSB

hsv(196, 55.6%, 10.6%)

CMYK

cmyk(55.6%, 14.8%, 0%, 89.4%)

LAB

lab(6.96, -3.12, -4.31)

LCH

lch(6.96, 5.32, 234.1)

OKLCH

oklch(19.6%, 0.0178, 222.73)

HWB

hwb(196, 4.7%, 89.4%)

Harmony colors

Complementary

#1b100c

Analogous

#0c1b17

#0c171b

#0c0f1b

Triadic

#0c171b

#1b0c17

#171b0c

Split-complementary

#0c171b

#1b0c0f

#1b170c

Tetradic

#0c171b

#100c1b

#1b100c

#171b0c

Square

#0c171b

#170c1b

#1b100c

#0f1b0c

Shades

Color #0c171b mixed toward black.

#0a1316

#080f12

#060b0d

#040809

#020404

Tints

Color #0c171b mixed toward white.

#244551

#3c7488

#5c9eb7

#92bfcf

#c9dfe7

Tones

Color #0c171b mixed toward gray.

#0d161a

#0e1618

#101517

#111516

#121415

Accessibility

Aa White text on this color

18.2:1

Aa Black text on this color

1.15:1

White text reads better on this background (18.2:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#11121a · ΔE 6.5

Deuteranopia

#11101a · ΔE 8.2

Tritanopia

#0d1919 · ΔE 3.3

Achromatopsia

#151515 · ΔE 5.6

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

Code

CSS

background-color: #0c171b;

Tailwind (arbitrary value)

bg-[#0c171b]

Related colors

Deep Sky Blue #00bfff

Light Blue #add8e6

Sky Blue #87ceeb

Light Sky Blue #87cefa

Charcoal #36454f

Powder Blue #b0e0e6

Frequently asked questions

#0c171b (#0c171b) is rgb(12, 23, 27) in RGB.

No, #0c171b 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 #0c171b, or check how it holds up for accessibility.

Generate a palette → Check contrast