#11581B#11581B

#11581B is a dark, moderate green. Relative luminance 0.072; OKLCH L 40.4% C 0.116 H 145.0°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#11581B
RGB	rgb(17, 88, 27)
HSL	hsl(128, 68%, 21%)
HSV	hsv(128, 81%, 35%)
CMYK	cmyk(80.7%, 0%, 69.3%, 65.5%)
CIE-LAB	lab(32.21, -35.06, 28.51)
CIE-LCH	lch(32.21, 45.19, 140.88°)
OKLab	oklab(40.4% -0.0947 0.0664)
OKLCH	oklch(40.4% 0.116 145)
XYZ	xyz(3.9184, 7.1773, 2.2155)
Luminance	0.0718 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11581B #58114E

analogous

#2A5811 #11581B #11583E

triadic

#11581B #1B1158 #581B11

tetradic

#11581B #112A58 #58114E #583E11

square

#11581B #112A58 #58114E #583E11

split-complementary

#11581B #3E1158 #58112A

monochromatic

#051A08 #07250B #11581B #1B8B2B #25BF3A

Accessibility & contrast

On white

8.62

#11581B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#11581B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11581B

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11581B	#FFFFFF	#000000	##FFFFFF
##11581B	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F14

Deuteranopia (green-blind)

#524A20

Tritanopia (blue-blind)

#00564B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #11581b;
/* rgb */ color: rgb(17, 88, 27);
/* oklch */ color: oklch(40.4% 0.116 145.0);

Tailwind

colors: {
  custom: {
    50: '#5d885a',
    500: '#11581b',
    950: '#000000',
  },
}

SCSS

$custom: #11581b;
$custom-light: #5d885a;
$custom-dark: #000000;

JSON

{
  "hex": "#11581b",
  "rgb": {
    "r": 17,
    "g": 88,
    "b": 27
  },
  "hsl": {
    "h": 128.451,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.40399,
    "c": 0.11561,
    "h": 145
  },
  "luminance": 0.07178
}

Semantic roles & 50–950 ramp

primary

#11581B

secondary

#913484

accent

#3DD2EA

background

#F5F8F5

surface

#E9F0E9

border

#C5CBC5

text

#050B04

muted

#797C79

Preview Lab

Preview with #11581B

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

Preview Lab → · Contrast checker → · Palette generator →