#182818#182818

#182818 is a dark, muted green. Relative luminance 0.018; OKLCH L 25.7% C 0.037 H 144.4°. Best body text is #FFFFFF at 15.49:1 contrast (WCAG AA passes).

Color values

HEX	#182818
RGB	rgb(24, 40, 24)
HSL	hsl(120, 25%, 13%)
HSV	hsv(120, 40%, 16%)
CMYK	cmyk(40%, 0%, 40%, 84.3%)
CIE-LAB	lab(14.27, -10.91, 8.46)
CIE-LCH	lch(14.27, 13.81, 142.20°)
OKLab	oklab(25.72% -0.0298 0.0213)
OKLCH	oklch(25.72% 0.037 144.4)
XYZ	xyz(1.3003, 1.7777, 1.1386)
Luminance	0.0178 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182818 #281828

analogous

#202818 #182818 #182820

triadic

#182818 #181828 #281818

tetradic

#182818 #182028 #281828 #282018

square

#182818 #182028 #281828 #282018

split-complementary

#182818 #201828 #281820

monochromatic

#0B130B #0B130B #182818 #2F4E2F #467446

Accessibility & contrast

On white

15.49

#182818 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#182818 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182818

15.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182818	#FFFFFF	#000000	##FFFFFF
##182818	1.00	15.49	1.36	15.49
#FFFFFF	15.49	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292517

Deuteranopia (green-blind)

#262419

Tritanopia (blue-blind)

#162724

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #182818;
/* rgb */ color: rgb(24, 40, 24);
/* oklch */ color: oklch(25.7% 0.037 144.4);

Tailwind

colors: {
  custom: {
    50: '#556254',
    500: '#182818',
    950: '#000000',
  },
}

SCSS

$custom: #182818;
$custom-light: #556254;
$custom-dark: #000000;

JSON

{
  "hex": "#182818",
  "rgb": {
    "r": 24,
    "g": 40,
    "b": 24
  },
  "hsl": {
    "h": 120,
    "s": 25,
    "l": 12.549
  },
  "oklch": {
    "l": 0.25715,
    "c": 0.03659,
    "h": 144.4
  },
  "luminance": 0.01778
}

Semantic roles & 50–950 ramp

primary

#182818

secondary

#5C405C

accent

#66C1C1

background

#F5F5F4

surface

#E8EAE7

border

#C4C6C3

text

#030502

muted

#787978

Preview Lab

Preview with #182818

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

Preview Lab → · Contrast checker → · Palette generator →