#183E18#183E18

#183E18 is a dark, moderate green. Relative luminance 0.037; OKLCH L 32.6% C 0.077 H 143.6°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#183E18
RGB	rgb(24, 62, 24)
HSL	hsl(120, 44%, 17%)
HSV	hsv(120, 61%, 24%)
CMYK	cmyk(61.3%, 0%, 61.3%, 75.7%)
CIE-LAB	lab(22.67, -22.82, 19.16)
CIE-LCH	lch(22.67, 29.80, 139.98°)
OKLab	oklab(32.57% -0.062 0.0458)
OKLCH	oklch(32.57% 0.077 143.6)
XYZ	xyz(2.2641, 3.7052, 1.4598)
Luminance	0.0370 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Pine Green

#0A481E

ΔE00 4.05

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 5.37

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183E18 #3E183E

analogous

#2B3E18 #183E18 #183E2B

triadic

#183E18 #18183E #3E1818

tetradic

#183E18 #182B3E #3E183E #3E2B18

square

#183E18 #182B3E #3E183E #3E2B18

split-complementary

#183E18 #2B183E #3E182B

monochromatic

#091609 #091609 #183E18 #296A29 #3A963A

Accessibility & contrast

On white

12.06

#183E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#183E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183E18

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183E18	#FFFFFF	#000000	##FFFFFF
##183E18	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3815

Deuteranopia (green-blind)

#3A351B

Tritanopia (blue-blind)

#123C35

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #183e18;
/* rgb */ color: rgb(24, 62, 24);
/* oklch */ color: oklch(32.6% 0.077 143.6);

Tailwind

colors: {
  custom: {
    50: '#597456',
    500: '#183e18',
    950: '#000000',
  },
}

SCSS

$custom: #183e18;
$custom-light: #597456;
$custom-dark: #000000;

JSON

{
  "hex": "#183e18",
  "rgb": {
    "r": 24,
    "g": 62,
    "b": 24
  },
  "hsl": {
    "h": 120,
    "s": 44.186,
    "l": 16.863
  },
  "oklch": {
    "l": 0.32567,
    "c": 0.07714,
    "h": 143.6
  },
  "luminance": 0.03705
}

Semantic roles & 50–950 ramp

primary

#183E18

secondary

#743D74

accent

#54D4D4

background

#F5F7F5

surface

#E9EDE9

border

#C5C8C5

text

#040803

muted

#797B78

Preview Lab

Preview with #183E18

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

Preview Lab → · Contrast checker → · Palette generator →