#1b231b

Color #1b231b

A nearly neutral, gray-leaning very dark green.

Closest named color Black #000000 · ΔE 14.52 Nearest Tailwind class olive-900 #1d1d16 · ΔE 5.2

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Conversions

HEX

#1b231b

RGB

rgb(27, 35, 27)

HSL

hsl(120, 12.9%, 12.2%)

HSV / HSB

hsv(120, 22.9%, 13.7%)

CMYK

cmyk(22.9%, 0%, 22.9%, 86.3%)

LAB

lab(12.7, -5.65, 4.2)

LCH

lch(12.7, 7.04, 143.37)

OKLCH

oklch(24.5%, 0.0189, 145.13)

HWB

hwb(120, 10.6%, 86.3%)

Harmony colors

Complementary

#231b23

Analogous

#1f231b

#1b231b

#1b231f

Triadic

#1b231b

#1b1b23

#231b1b

Split-complementary

#1b231b

#1f1b23

#231b1f

Tetradic

#1b231b

#1b2323

#231b23

#231b1b

Square

#1b231b

#1b1f23

#231b23

#231f1b

Shades

Color #1b231b mixed toward black.

#171d17

#121712

#0e120e

#090c09

#050605

Tints

Color #1b231b mixed toward white.

#3c4d3c

#5c775c

#819d81

#abbeab

#d5ded5

Tones

Color #1b231b mixed toward gray.

#1c221c

#1d211d

#1e201e

Accessibility

Aa White text on this color

16.12:1

Aa Black text on this color

1.3:1

White text reads better on this background (16.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1f1f1d · ΔE 6.7

Deuteranopia

#1e1e1e · ΔE 7.9

Tritanopia

#1b1f1f · ΔE 6.1

Achromatopsia

#212121 · ΔE 7.8

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

Code

CSS

background-color: #1b231b;

Tailwind (arbitrary value)

bg-[#1b231b]

Related colors

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Green #008000

Honeydew #f0fff0

Frequently asked questions

#1b231b (#1b231b) is rgb(27, 35, 27) in RGB.

No, #1b231b 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 #1b231b, or check how it holds up for accessibility.

Generate a palette → Check contrast