#183D2A#183D2A

#183D2A is a dark, muted green. Relative luminance 0.037; OKLCH L 32.7% C 0.055 H 158.8°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#183D2A
RGB	rgb(24, 61, 42)
HSL	hsl(149, 44%, 17%)
HSV	hsv(149, 61%, 24%)
CMYK	cmyk(60.7%, 0%, 31.1%, 76.1%)
CIE-LAB	lab(22.65, -18.63, 7.79)
CIE-LCH	lch(22.65, 20.19, 157.32°)
OKLab	oklab(32.66% -0.0511 0.0198)
OKLCH	oklch(32.66% 0.055 158.8)
XYZ	xyz(2.4631, 3.6986, 2.7741)
Luminance	0.0370 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183D2A #3D182B

analogous

#193D18 #183D2A #183D3D

triadic

#183D2A #2A183D #3D2A18

tetradic

#183D2A #18193D #3D182B #3D3D18

square

#183D2A #18193D #3D182B #3D3D18

split-complementary

#183D2A #3D183D #3D1819

monochromatic

#09160F #09160F #183D2A #296948 #3B9566

Accessibility & contrast

On white

12.07

#183D2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#183D2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183D2A

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183D2A	#FFFFFF	#000000	##FFFFFF
##183D2A	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3829

Deuteranopia (green-blind)

#37352B

Tritanopia (blue-blind)

#0C3D38

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #183d2a;
/* rgb */ color: rgb(24, 61, 42);
/* oklch */ color: oklch(32.7% 0.055 158.8);

Tailwind

colors: {
  custom: {
    50: '#587363',
    500: '#183d2a',
    950: '#000000',
  },
}

SCSS

$custom: #183d2a;
$custom-light: #587363;
$custom-dark: #000000;

JSON

{
  "hex": "#183d2a",
  "rgb": {
    "r": 24,
    "g": 61,
    "b": 42
  },
  "hsl": {
    "h": 149.189,
    "s": 43.529,
    "l": 16.667
  },
  "oklch": {
    "l": 0.32664,
    "c": 0.0548,
    "h": 158.8
  },
  "luminance": 0.03699
}

Semantic roles & 50–950 ramp

primary

#183D2A

secondary

#733D59

accent

#5596D3

background

#F5F6F5

surface

#E9ECEA

border

#C5C7C6

text

#030805

muted

#787B79

Preview Lab

Preview with #183D2A

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

Preview Lab → · Contrast checker → · Palette generator →