#25591B#25591B

#25591B is a dark, moderate green. Relative luminance 0.076; OKLCH L 41.4% C 0.108 H 140.6°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#25591B
RGB	rgb(37, 89, 27)
HSL	hsl(110, 53%, 23%)
HSV	hsv(110, 70%, 35%)
CMYK	cmyk(58.4%, 0%, 69.7%, 65.1%)
CIE-LAB	lab(33.17, -30.62, 29.75)
CIE-LCH	lch(33.17, 42.70, 135.83°)
OKLab	oklab(41.37% -0.0838 0.0688)
OKLCH	oklch(41.37% 0.108 140.6)
XYZ	xyz(4.5330, 7.6168, 2.2680)
Luminance	0.0762 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25591B #4F1B59

analogous

#44591B #25591B #1B5930

triadic

#25591B #1B2559 #591B25

tetradic

#25591B #1B4459 #4F1B59 #59301B

square

#25591B #1B4459 #4F1B59 #59301B

split-complementary

#25591B #301B59 #591B44

monochromatic

#0A1707 #112A0D #25591B #398829 #4CB737

Accessibility & contrast

On white

8.32

#25591B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#25591B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25591B

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25591B	#FFFFFF	#000000	##FFFFFF
##25591B	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5113

Deuteranopia (green-blind)

#554C20

Tritanopia (blue-blind)

#1F564C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #25591b;
/* rgb */ color: rgb(37, 89, 27);
/* oklch */ color: oklch(41.4% 0.108 140.6);

Tailwind

colors: {
  custom: {
    50: '#66885a',
    500: '#25591b',
    950: '#000000',
  },
}

SCSS

$custom: #25591b;
$custom-light: #66885a;
$custom-dark: #000000;

JSON

{
  "hex": "#25591b",
  "rgb": {
    "r": 37,
    "g": 89,
    "b": 27
  },
  "hsl": {
    "h": 110.323,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.41367,
    "c": 0.10847,
    "h": 140.6
  },
  "luminance": 0.07617
}

Semantic roles & 50–950 ramp

primary

#25591B

secondary

#82418F

accent

#4BDDC5

background

#F6F8F5

surface

#EBF0E9

border

#C6CBC5

text

#060B04

muted

#7A7C79

Preview Lab

Preview with #25591B

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

Preview Lab → · Contrast checker → · Palette generator →