#18582A#18582A

#18582A is a dark, moderate green. Relative luminance 0.073; OKLCH L 40.8% C 0.099 H 149.0°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#18582A
RGB	rgb(24, 88, 42)
HSL	hsl(137, 57%, 22%)
HSV	hsv(137, 73%, 35%)
CMYK	cmyk(72.7%, 0%, 52.3%, 65.5%)
CIE-LAB	lab(32.57, -31.41, 20.88)
CIE-LCH	lch(32.57, 37.72, 146.39°)
OKLab	oklab(40.81% -0.0847 0.0508)
OKLCH	oklch(40.81% 0.099 149)
XYZ	xyz(4.2840, 7.3403, 3.3811)
Luminance	0.0734 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18582A #581846

analogous

#265818 #18582A #18584A

triadic

#18582A #2A1858 #582A18

tetradic

#18582A #182658 #581846 #584A18

square

#18582A #182658 #581846 #584A18

split-complementary

#18582A #4A1858 #581826

monochromatic

#07180B #0B2813 #18582A #258841 #32B858

Accessibility & contrast

On white

8.51

#18582A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#18582A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18582A

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18582A	#FFFFFF	#000000	##FFFFFF
##18582A	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595026

Deuteranopia (green-blind)

#514A2D

Tritanopia (blue-blind)

#00564D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #18582a;
/* rgb */ color: rgb(24, 88, 42);
/* oklch */ color: oklch(40.8% 0.099 149.0);

Tailwind

colors: {
  custom: {
    50: '#5e8864',
    500: '#18582a',
    950: '#000000',
  },
}

SCSS

$custom: #18582a;
$custom-light: #5e8864;
$custom-dark: #000000;

JSON

{
  "hex": "#18582a",
  "rgb": {
    "r": 24,
    "g": 88,
    "b": 42
  },
  "hsl": {
    "h": 136.875,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.4081,
    "c": 0.09875,
    "h": 149
  },
  "luminance": 0.07341
}

Semantic roles & 50–950 ramp

primary

#18582A

secondary

#8F3D78

accent

#47B5E0

background

#F5F8F6

surface

#EAF0EB

border

#C6CBC6

text

#050B05

muted

#797C7A

Preview Lab

Preview with #18582A

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

Preview Lab → · Contrast checker → · Palette generator →