#18221C#18221C

#18221C is a very dark, near-neutral green. Relative luminance 0.014; OKLCH L 24.0% C 0.018 H 158.4°. Best body text is #FFFFFF at 16.35:1 contrast (WCAG AA passes).

Color values

HEX	#18221C
RGB	rgb(24, 34, 28)
HSL	hsl(144, 17%, 11%)
HSV	hsv(144, 29%, 13%)
CMYK	cmyk(29.4%, 0%, 17.6%, 86.7%)
CIE-LAB	lab(12.10, -6.07, 2.60)
CIE-LCH	lch(12.10, 6.61, 156.79°)
OKLab	oklab(24.01% -0.017 0.0067)
OKLCH	oklch(24.01% 0.018 158.4)
XYZ	xyz(1.1583, 1.4220, 1.3118)
Luminance	0.0142 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18221C #22181E

analogous

#192218 #18221C #182221

triadic

#18221C #1C1822 #221C18

tetradic

#18221C #181922 #22181E #222118

square

#18221C #181922 #22181E #222118

split-complementary

#18221C #211822 #221819

monochromatic

#0D120F #0D120F #18221C #31463A #4B6A57

Accessibility & contrast

On white

16.35

#18221C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#18221C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18221C

16.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18221C	#FFFFFF	#000000	##FFFFFF
##18221C	1.00	16.35	1.28	16.35
#FFFFFF	16.35	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22201C

Deuteranopia (green-blind)

#201F1C

Tritanopia (blue-blind)

#162220

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #18221c;
/* rgb */ color: rgb(24, 34, 28);
/* oklch */ color: oklch(24.0% 0.018 158.4);

Tailwind

colors: {
  custom: {
    50: '#555d58',
    500: '#18221c',
    950: '#000000',
  },
}

SCSS

$custom: #18221c;
$custom-light: #555d58;
$custom-dark: #000000;

JSON

{
  "hex": "#18221c",
  "rgb": {
    "r": 24,
    "g": 34,
    "b": 28
  },
  "hsl": {
    "h": 144,
    "s": 17.241,
    "l": 11.373
  },
  "oklch": {
    "l": 0.24006,
    "c": 0.01828,
    "h": 158.4
  },
  "luminance": 0.01422
}

Semantic roles & 50–950 ramp

primary

#18221C

secondary

#54424D

accent

#6E9CBA

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#030403

muted

#787978

Preview Lab

Preview with #18221C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →