#21591C#21591C

#21591C is a dark, moderate green. Relative luminance 0.076; OKLCH L 41.2% C 0.110 H 142.0°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#21591C
RGB	rgb(33, 89, 28)
HSL	hsl(115, 52%, 23%)
HSV	hsv(115, 69%, 35%)
CMYK	cmyk(62.9%, 0%, 68.5%, 65.1%)
CIE-LAB	lab(33.03, -31.69, 29.06)
CIE-LCH	lch(33.03, 42.99, 137.47°)
OKLab	oklab(41.21% -0.0864 0.0675)
OKLCH	oklch(41.21% 0.11 142)
XYZ	xyz(4.4090, 7.5515, 2.3236)
Luminance	0.0755 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21591C #541C59

analogous

#3F591C #21591C #1C5935

triadic

#21591C #1C2159 #591C21

tetradic

#21591C #1C3F59 #541C59 #59351C

square

#21591C #1C3F59 #541C59 #59351C

split-complementary

#21591C #351C59 #591C3F

monochromatic

#091707 #102A0D #21591C #32882B #44B639

Accessibility & contrast

On white

8.37

#21591C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#21591C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21591C

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21591C	#FFFFFF	#000000	##FFFFFF
##21591C	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5115

Deuteranopia (green-blind)

#544C21

Tritanopia (blue-blind)

#18564C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #21591c;
/* rgb */ color: rgb(33, 89, 28);
/* oklch */ color: oklch(41.2% 0.110 142.0);

Tailwind

colors: {
  custom: {
    50: '#63885b',
    500: '#21591c',
    950: '#000000',
  },
}

SCSS

$custom: #21591c;
$custom-light: #63885b;
$custom-dark: #000000;

JSON

{
  "hex": "#21591c",
  "rgb": {
    "r": 33,
    "g": 89,
    "b": 28
  },
  "hsl": {
    "h": 115.082,
    "s": 52.137,
    "l": 22.941
  },
  "oklch": {
    "l": 0.41212,
    "c": 0.10964,
    "h": 142
  },
  "luminance": 0.07552
}

Semantic roles & 50–950 ramp

primary

#21591C

secondary

#88428F

accent

#4CDCD0

background

#F6F8F5

surface

#EBF0E9

border

#C6CBC5

text

#060B04

muted

#7A7C79

Preview Lab

Preview with #21591C

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

Preview Lab → · Contrast checker → · Palette generator →