#183F17#183F17

#183F17 is a dark, moderate green. Relative luminance 0.038; OKLCH L 32.9% C 0.080 H 143.1°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#183F17
RGB	rgb(24, 63, 23)
HSL	hsl(119, 47%, 17%)
HSV	hsv(119, 63%, 25%)
CMYK	cmyk(61.9%, 0%, 63.5%, 75.3%)
CIE-LAB	lab(23.04, -23.46, 20.18)
CIE-LCH	lch(23.04, 30.94, 139.30°)
OKLab	oklab(32.86% -0.0638 0.048)
OKLCH	oklch(32.86% 0.08 143.1)
XYZ	xyz(2.3087, 3.8109, 1.4244)
Luminance	0.0381 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183F17 #3E173F

analogous

#2C3F17 #183F17 #173F2A

triadic

#183F17 #17183F #3F1718

tetradic

#183F17 #172C3F #3E173F #3F2A17

square

#183F17 #172C3F #3E173F #3F2A17

split-complementary

#183F17 #2A173F #3F172C

monochromatic

#091608 #091608 #183F17 #296C27 #3A9938

Accessibility & contrast

On white

11.92

#183F17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#183F17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183F17

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183F17	#FFFFFF	#000000	##FFFFFF
##183F17	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403913

Deuteranopia (green-blind)

#3B361A

Tritanopia (blue-blind)

#123D36

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #183f17;
/* rgb */ color: rgb(24, 63, 23);
/* oklch */ color: oklch(32.9% 0.080 143.1);

Tailwind

colors: {
  custom: {
    50: '#597455',
    500: '#183f17',
    950: '#000000',
  },
}

SCSS

$custom: #183f17;
$custom-light: #597455;
$custom-dark: #000000;

JSON

{
  "hex": "#183f17",
  "rgb": {
    "r": 24,
    "g": 63,
    "b": 23
  },
  "hsl": {
    "h": 118.5,
    "s": 46.512,
    "l": 16.863
  },
  "oklch": {
    "l": 0.32862,
    "c": 0.07983,
    "h": 143.1
  },
  "luminance": 0.03811
}

Semantic roles & 50–950 ramp

primary

#183F17

secondary

#743C76

accent

#52D6D3

background

#F5F7F5

surface

#E9EDE9

border

#C5C8C5

text

#040803

muted

#797B78

Preview Lab

Preview with #183F17

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

Preview Lab → · Contrast checker → · Palette generator →