#17581B#17581B

#17581B is a dark, moderate green. Relative luminance 0.072; OKLCH L 40.6% C 0.114 H 144.0°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#17581B
RGB	rgb(23, 88, 27)
HSL	hsl(124, 59%, 22%)
HSV	hsv(124, 74%, 35%)
CMYK	cmyk(73.9%, 0%, 69.3%, 65.5%)
CIE-LAB	lab(32.35, -33.89, 28.71)
CIE-LCH	lch(32.35, 44.42, 139.73°)
OKLab	oklab(40.56% -0.0918 0.0667)
OKLCH	oklch(40.56% 0.114 144)
XYZ	xyz(4.0406, 7.2403, 2.2213)
Luminance	0.0724 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17581B #581754

analogous

#345817 #17581B #17583C

triadic

#17581B #1B1758 #581B17

tetradic

#17581B #173458 #581754 #583C17

square

#17581B #173458 #581754 #583C17

split-complementary

#17581B #3C1758 #581734

monochromatic

#061807 #0A270C #17581B #24892A #30B939

Accessibility & contrast

On white

8.58

#17581B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#17581B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17581B

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17581B	#FFFFFF	#000000	##FFFFFF
##17581B	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F14

Deuteranopia (green-blind)

#524A20

Tritanopia (blue-blind)

#04554B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #17581b;
/* rgb */ color: rgb(23, 88, 27);
/* oklch */ color: oklch(40.6% 0.114 144.0);

Tailwind

colors: {
  custom: {
    50: '#5f885a',
    500: '#17581b',
    950: '#000000',
  },
}

SCSS

$custom: #17581b;
$custom-light: #5f885a;
$custom-dark: #000000;

JSON

{
  "hex": "#17581b",
  "rgb": {
    "r": 23,
    "g": 88,
    "b": 27
  },
  "hsl": {
    "h": 123.692,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.40556,
    "c": 0.1135,
    "h": 144
  },
  "luminance": 0.07241
}

Semantic roles & 50–950 ramp

primary

#17581B

secondary

#8F3C8A

accent

#46D8E2

background

#F5F8F5

surface

#EAF0E9

border

#C6CBC5

text

#050B04

muted

#797C79

Preview Lab

Preview with #17581B

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

Preview Lab → · Contrast checker → · Palette generator →