#183E1F#183E1F

#183E1F is a dark, moderate green. Relative luminance 0.037; OKLCH L 32.7% C 0.069 H 147.7°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#183E1F
RGB	rgb(24, 62, 31)
HSL	hsl(131, 44%, 17%)
HSV	hsv(131, 61%, 24%)
CMYK	cmyk(61.3%, 0%, 50%, 75.7%)
CIE-LAB	lab(22.79, -21.59, 15.05)
CIE-LCH	lch(22.79, 26.32, 145.12°)
OKLab	oklab(32.7% -0.0585 0.037)
OKLCH	oklch(32.7% 0.069 147.7)
XYZ	xyz(2.3465, 3.7382, 1.8939)
Luminance	0.0374 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183E1F #3E1837

analogous

#243E18 #183E1F #183E32

triadic

#183E1F #1F183E #3E1F18

tetradic

#183E1F #18243E #3E1837 #3E3218

square

#183E1F #18243E #3E1837 #3E3218

split-complementary

#183E1F #32183E #3E1824

monochromatic

#09160B #09160B #183E1F #296A35 #3A964B

Accessibility & contrast

On white

12.02

#183E1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#183E1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183E1F

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183E1F	#FFFFFF	#000000	##FFFFFF
##183E1F	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F391D

Deuteranopia (green-blind)

#3A3521

Tritanopia (blue-blind)

#103D36

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #183e1f;
/* rgb */ color: rgb(24, 62, 31);
/* oklch */ color: oklch(32.7% 0.069 147.7);

Tailwind

colors: {
  custom: {
    50: '#59735b',
    500: '#183e1f',
    950: '#000000',
  },
}

SCSS

$custom: #183e1f;
$custom-light: #59735b;
$custom-dark: #000000;

JSON

{
  "hex": "#183e1f",
  "rgb": {
    "r": 24,
    "g": 62,
    "b": 31
  },
  "hsl": {
    "h": 131.053,
    "s": 44.186,
    "l": 16.863
  },
  "oklch": {
    "l": 0.32698,
    "c": 0.06923,
    "h": 147.7
  },
  "luminance": 0.03738
}

Semantic roles & 50–950 ramp

primary

#183E1F

secondary

#743D6A

accent

#54BCD4

background

#F5F7F5

surface

#E9EDE9

border

#C5C8C5

text

#040804

muted

#797B79

Preview Lab

Preview with #183E1F

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

Preview Lab → · Contrast checker → · Palette generator →