#21831A#21831A

#21831A is a mid, vivid green. Relative luminance 0.166; OKLCH L 53.4% C 0.164 H 142.1°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#21831A
RGB	rgb(33, 131, 26)
HSL	hsl(116, 67%, 31%)
HSV	hsv(116, 80%, 51%)
CMYK	cmyk(74.8%, 0%, 80.2%, 48.6%)
CIE-LAB	lab(47.79, -47.66, 45.11)
CIE-LCH	lch(47.79, 65.62, 136.57°)
OKLab	oklab(53.43% -0.1297 0.1009)
OKLCH	oklch(53.43% 0.164 142.1)
XYZ	xyz(8.9294, 16.6295, 3.7163)
Luminance	0.1663 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21831A #7C1A83

analogous

#55831A #21831A #1A8347

triadic

#21831A #1A2183 #831A21

tetradic

#21831A #1A5583 #7C1A83 #83471A

square

#21831A #1A5583 #7C1A83 #83471A

split-complementary

#21831A #471A83 #831A55

monochromatic

#071D06 #145010 #21831A #2EB624 #49D93F

Accessibility & contrast

On white

4.85

#21831A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#21831A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21831A

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21831A	#FFFFFF	#000000	##FFFFFF
##21831A	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#867600

Deuteranopia (green-blind)

#7B6E26

Tritanopia (blue-blind)

#007F6F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #21831a;
/* rgb */ color: rgb(33, 131, 26);
/* oklch */ color: oklch(53.4% 0.164 142.1);

Tailwind

colors: {
  custom: {
    50: '#6da85f',
    500: '#21831a',
    950: '#000000',
  },
}

SCSS

$custom: #21831a;
$custom-light: #6da85f;
$custom-dark: #000000;

JSON

{
  "hex": "#21831a",
  "rgb": {
    "r": 33,
    "g": 131,
    "b": 26
  },
  "hsl": {
    "h": 116,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.5343,
    "c": 0.16434,
    "h": 142.1
  },
  "luminance": 0.16631
}

Semantic roles & 50–950 ramp

primary

#21831A

secondary

#AF42B7

accent

#3EEADE

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #21831A

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

Preview Lab → · Contrast checker → · Palette generator →