#1b1f1c

Color #1b1f1c

A nearly neutral, gray-leaning very dark green.

Closest named color Black #000000 · ΔE 11.64 Nearest Tailwind class olive-900 #1d1d16 · ΔE 3.4

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Conversions

HEX

#1b1f1c

RGB

rgb(27, 31, 28)

HSL

hsl(135, 6.9%, 11.4%)

HSV / HSB

hsv(135, 12.9%, 12.2%)

CMYK

cmyk(12.9%, 0%, 9.7%, 87.8%)

LAB

lab(11.25, -2.63, 1.42)

LCH

lch(11.25, 2.99, 151.63)

OKLCH

oklch(23.4%, 0.0082, 153.12)

HWB

hwb(135, 10.6%, 87.8%)

Harmony colors

Complementary

#1f1b1e

Analogous

#1c1f1b

#1b1f1c

#1b1f1e

Triadic

#1b1f1c

#1c1b1f

#1f1c1b

Split-complementary

#1b1f1c

#1e1b1f

#1f1b1c

Tetradic

#1b1f1c

#1b1e1f

#1f1b1e

#1f1c1b

Square

#1b1f1c

#1b1c1f

#1f1b1e

#1f1e1b

Shades

Color #1b1f1c mixed toward black.

#171a17

#121513

#0e100e

#090a09

#050505

Tints

Color #1b1f1c mixed toward white.

#3e4740

#617065

#86968a

#aeb9b1

#d7dcd8

Tones

Color #1b1f1c mixed toward gray.

#1b1f1c

#1c1e1c

#1c1e1d

#1d1d1d

Accessibility

Aa White text on this color

16.68:1

Aa Black text on this color

1.26:1

White text reads better on this background (16.68:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1d1d1d · ΔE 3.8

Deuteranopia

#1d1c1d · ΔE 5

Tritanopia

#1b1d1d · ΔE 2.8

Achromatopsia

#1e1e1e · ΔE 3.8

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

Code

CSS

background-color: #1b1f1c;

Tailwind (arbitrary value)

bg-[#1b1f1c]

Related colors

Sea Green #2e8b57

Medium Sea Green #3cb371

Spring Green #00ff7f

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Frequently asked questions

#1b1f1c (#1b1f1c) is rgb(27, 31, 28) in RGB.

No, #1b1f1c 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 #1b1f1c, or check how it holds up for accessibility.

Generate a palette → Check contrast