#18552B#18552B

#18552B is a dark, moderate green. Relative luminance 0.069; OKLCH L 39.9% C 0.093 H 150.1°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#18552B
RGB	rgb(24, 85, 43)
HSL	hsl(139, 56%, 21%)
HSV	hsv(139, 72%, 33%)
CMYK	cmyk(71.8%, 0%, 49.4%, 66.7%)
CIE-LAB	lab(31.50, -29.94, 18.94)
CIE-LCH	lch(31.50, 35.42, 147.68°)
OKLab	oklab(39.93% -0.0807 0.0465)
OKLCH	oklch(39.93% 0.093 150.1)
XYZ	xyz(4.0609, 6.8652, 3.3961)
Luminance	0.0687 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18552B #551842

analogous

#245518 #18552B #18554A

triadic

#18552B #2B1855 #552B18

tetradic

#18552B #182455 #551842 #554A18

square

#18552B #182455 #551842 #554A18

split-complementary

#18552B #4A1855 #551824

monochromatic

#07180C #0B2513 #18552B #258543 #33B45B

Accessibility & contrast

On white

8.85

#18552B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#18552B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18552B

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18552B	#FFFFFF	#000000	##FFFFFF
##18552B	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564D28

Deuteranopia (green-blind)

#4E482E

Tritanopia (blue-blind)

#01534B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #18552b;
/* rgb */ color: rgb(24, 85, 43);
/* oklch */ color: oklch(39.9% 0.093 150.1);

Tailwind

colors: {
  custom: {
    50: '#5e8565',
    500: '#18552b',
    950: '#000000',
  },
}

SCSS

$custom: #18552b;
$custom-light: #5e8565;
$custom-dark: #000000;

JSON

{
  "hex": "#18552b",
  "rgb": {
    "r": 24,
    "g": 85,
    "b": 43
  },
  "hsl": {
    "h": 138.689,
    "s": 55.963,
    "l": 21.373
  },
  "oklch": {
    "l": 0.39931,
    "c": 0.09314,
    "h": 150.1
  },
  "luminance": 0.06866
}

Semantic roles & 50–950 ramp

primary

#18552B

secondary

#8C3D73

accent

#49B0DF

background

#F5F8F6

surface

#E9EFEB

border

#C5CAC6

text

#050B05

muted

#797C7A

Preview Lab

Preview with #18552B

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

Preview Lab → · Contrast checker → · Palette generator →