#18603B#18603B

#18603B is a dark, moderate green. Relative luminance 0.089; OKLCH L 43.5% C 0.093 H 156.2°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#18603B
RGB	rgb(24, 96, 59)
HSL	hsl(149, 60%, 24%)
HSV	hsv(149, 75%, 38%)
CMYK	cmyk(75%, 0%, 38.5%, 62.4%)
CIE-LAB	lab(35.74, -31.43, 14.98)
CIE-LCH	lch(35.74, 34.81, 154.52°)
OKLab	oklab(43.53% -0.085 0.0376)
OKLCH	oklch(43.53% 0.093 156.2)
XYZ	xyz(5.3485, 8.8751, 5.5680)
Luminance	0.0888 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18603B #60183D

analogous

#196018 #18603B #18605F

triadic

#18603B #3B1860 #603B18

tetradic

#18603B #181960 #60183D #605F18

square

#18603B #181960 #60183D #605F18

split-complementary

#18603B #5F1860 #601819

monochromatic

#06180F #0C2F1D #18603B #249159 #30C277

Accessibility & contrast

On white

7.57

#18603B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#18603B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18603B

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18603B	#FFFFFF	#000000	##FFFFFF
##18603B	1.00	7.57	2.78	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5839

Deuteranopia (green-blind)

#56513D

Tritanopia (blue-blind)

#005F57

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #18603b;
/* rgb */ color: rgb(24, 96, 59);
/* oklch */ color: oklch(43.5% 0.093 156.2);

Tailwind

colors: {
  custom: {
    50: '#608e71',
    500: '#18603b',
    950: '#000000',
  },
}

SCSS

$custom: #18603b;
$custom-light: #608e71;
$custom-dark: #000000;

JSON

{
  "hex": "#18603b",
  "rgb": {
    "r": 24,
    "g": 96,
    "b": 59
  },
  "hsl": {
    "h": 149.167,
    "s": 60,
    "l": 23.529
  },
  "oklch": {
    "l": 0.43526,
    "c": 0.09299,
    "h": 156.2
  },
  "luminance": 0.08876
}

Semantic roles & 50–950 ramp

primary

#18603B

secondary

#963D6B

accent

#4596E3

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#050C07

muted

#7A7D7A

Preview Lab

Preview with #18603B

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

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