#183F0A#183F0A

#183F0A is a dark, moderate green. Relative luminance 0.038; OKLCH L 32.7% C 0.091 H 138.9°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#183F0A
RGB	rgb(24, 63, 10)
HSL	hsl(104, 73%, 14%)
HSV	hsv(104, 84%, 25%)
CMYK	cmyk(61.9%, 0%, 84.1%, 75.3%)
CIE-LAB	lab(22.90, -24.98, 26.63)
CIE-LCH	lch(22.90, 36.51, 133.17°)
OKLab	oklab(32.71% -0.0688 0.06)
OKLCH	oklch(32.71% 0.091 138.9)
XYZ	xyz(2.2089, 3.7709, 0.8986)
Luminance	0.0377 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183F0A #310A3F

analogous

#333F0A #183F0A #0A3F17

triadic

#183F0A #0A183F #3F0A18

tetradic

#183F0A #0A333F #310A3F #3F170A

square

#183F0A #0A333F #310A3F #3F170A

split-complementary

#183F0A #170A3F #3F0A33

monochromatic

#0A1A04 #0A1A04 #183F0A #2C7412 #40A91B

Accessibility & contrast

On white

11.97

#183F0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#183F0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183F0A

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183F0A	#FFFFFF	#000000	##FFFFFF
##183F0A	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413903

Deuteranopia (green-blind)

#3C350F

Tritanopia (blue-blind)

#143D35

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #183f0a;
/* rgb */ color: rgb(24, 63, 10);
/* oklch */ color: oklch(32.7% 0.091 138.9);

Tailwind

colors: {
  custom: {
    50: '#5a744d',
    500: '#183f0a',
    950: '#000000',
  },
}

SCSS

$custom: #183f0a;
$custom-light: #5a744d;
$custom-dark: #000000;

JSON

{
  "hex": "#183f0a",
  "rgb": {
    "r": 24,
    "g": 63,
    "b": 10
  },
  "hsl": {
    "h": 104.151,
    "s": 72.603,
    "l": 14.314
  },
  "oklch": {
    "l": 0.32705,
    "c": 0.09133,
    "h": 138.9
  },
  "luminance": 0.03771
}

Semantic roles & 50–950 ramp

primary

#183F0A

secondary

#66297C

accent

#38EFBF

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040801

muted

#797B77

Preview Lab

Preview with #183F0A

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

Preview Lab → · Contrast checker → · Palette generator →