#181C12#181C12

#181C12 is a very dark, near-neutral yellow-green. Relative luminance 0.011; OKLCH L 21.9% C 0.020 H 125.7°. Best body text is #FFFFFF at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#181C12
RGB	rgb(24, 28, 18)
HSL	hsl(84, 22%, 9%)
HSV	hsv(84, 36%, 11%)
CMYK	cmyk(14.3%, 0%, 35.7%, 89%)
CIE-LAB	lab(9.55, -4.30, 6.01)
CIE-LCH	lch(9.55, 7.39, 125.59°)
OKLab	oklab(21.87% -0.0115 0.016)
OKLCH	oklch(21.87% 0.02 125.7)
XYZ	xyz(0.9011, 1.0684, 0.7309)
Luminance	0.0107 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181C12 #16121C

analogous

#1C1B12 #181C12 #131C12

triadic

#181C12 #12181C #1C1218

tetradic

#181C12 #121C1B #16121C #1C1213

square

#181C12 #121C1B #16121C #1C1213

split-complementary

#181C12 #12131C #1B121C

monochromatic

#10130C #10130C #181C12 #38412A #586742

Accessibility & contrast

On white

17.30

#181C12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#181C12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181C12

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181C12	#FFFFFF	#000000	##FFFFFF
##181C12	1.00	17.30	1.21	17.30
#FFFFFF	17.30	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1B11

Deuteranopia (green-blind)

#1D1B12

Tritanopia (blue-blind)

#191B19

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #181c12;
/* rgb */ color: rgb(24, 28, 18);
/* oklch */ color: oklch(21.9% 0.020 125.7);

Tailwind

colors: {
  custom: {
    50: '#54584f',
    500: '#181c12',
    950: '#000000',
  },
}

SCSS

$custom: #181c12;
$custom-light: #54584f;
$custom-dark: #000000;

JSON

{
  "hex": "#181c12",
  "rgb": {
    "r": 24,
    "g": 28,
    "b": 18
  },
  "hsl": {
    "h": 84,
    "s": 21.739,
    "l": 9.02
  },
  "oklch": {
    "l": 0.21871,
    "c": 0.01971,
    "h": 125.7
  },
  "luminance": 0.01068
}

Semantic roles & 50–950 ramp

primary

#181C12

secondary

#433A4F

accent

#6ABE8B

background

#F4F5F4

surface

#E7E9E7

border

#C3C5C3

text

#020302

muted

#787878

Preview Lab

Preview with #181C12

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

Preview Lab → · Contrast checker → · Palette generator →