#1b1c1e

Color #1b1c1e

A nearly neutral, gray-leaning very dark blue.

Closest named color Black #000000 · ΔE 10.36 Nearest Tailwind class zinc-900 #18181b · ΔE 1.7

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Conversions

HEX

#1b1c1e

RGB

rgb(27, 28, 30)

HSL

hsl(220, 5.3%, 11.2%)

HSV / HSB

hsv(220, 10%, 11.8%)

CMYK

cmyk(10%, 6.7%, 0%, 88.2%)

LAB

lab(10.24, 0.06, -1.54)

LCH

lch(10.24, 1.54, 272.23)

OKLCH

oklch(22.6%, 0.0041, 264.43)

HWB

hwb(220, 10.6%, 88.2%)

Harmony colors

Complementary

#1e1d1b

Analogous

#1b1e1e

#1b1c1e

#1c1b1e

Triadic

#1b1c1e

#1e1b1c

#1c1e1b

Split-complementary

#1b1c1e

#1e1c1b

#1e1e1b

Tetradic

#1b1c1e

#1d1b1e

#1e1d1b

#1c1e1b

Square

#1b1c1e

#1e1b1e

#1e1d1b

#1b1e1c

Shades

Color #1b1c1e mixed toward black.

#171719

#121314

#0e0e0f

#09090a

#050505

Tints

Color #1b1c1e mixed toward white.

#3f4146

#63666e

#888c94

#b0b2b8

#d7d9db

Tones

Color #1b1c1e mixed toward gray.

#1b1c1e

#1c1c1e

#1c1c1d

Accessibility

Aa White text on this color

17.05:1

Aa Black text on this color

1.23:1

White text reads better on this background (17.05:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1b1e · ΔE 1.2

Deuteranopia

#1b1b1d · ΔE 0.7

Tritanopia

#1b1d1d · ΔE 1.9

Achromatopsia

#1c1c1c · ΔE 1.5

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

Code

CSS

background-color: #1b1c1e;

Tailwind (arbitrary value)

bg-[#1b1c1e]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#1b1c1e (#1b1c1e) is rgb(27, 28, 30) in RGB.

No, #1b1c1e 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 #1b1c1e, or check how it holds up for accessibility.

Generate a palette → Check contrast