#21831D#21831D

#21831D is a mid, vivid green. Relative luminance 0.166; OKLCH L 53.5% C 0.163 H 142.4°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#21831D
RGB	rgb(33, 131, 29)
HSL	hsl(118, 64%, 31%)
HSV	hsv(118, 78%, 51%)
CMYK	cmyk(74.8%, 0%, 77.9%, 48.6%)
CIE-LAB	lab(47.81, -47.44, 44.07)
CIE-LCH	lch(47.81, 64.75, 137.10°)
OKLab	oklab(53.45% -0.129 0.0992)
OKLCH	oklch(53.45% 0.163 142.4)
XYZ	xyz(8.9647, 16.6436, 3.9022)
Luminance	0.1664 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21831D #7F1D83

analogous

#54831D #21831D #1D834C

triadic

#21831D #1D2183 #831D21

tetradic

#21831D #1D5483 #7F1D83 #834C1D

square

#21831D #1D5483 #7F1D83 #834C1D

split-complementary

#21831D #4C1D83 #831D54

monochromatic

#081F07 #145112 #21831D #2EB528 #4AD645

Accessibility & contrast

On white

4.85

#21831D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#21831D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21831D

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21831D	#FFFFFF	#000000	##FFFFFF
##21831D	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)

#867606

Deuteranopia (green-blind)

#7B6F28

Tritanopia (blue-blind)

#007F70

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #21831d;
/* rgb */ color: rgb(33, 131, 29);
/* oklch */ color: oklch(53.5% 0.163 142.4);

Tailwind

colors: {
  custom: {
    50: '#6da861',
    500: '#21831d',
    950: '#000000',
  },
}

SCSS

$custom: #21831d;
$custom-light: #6da861;
$custom-dark: #000000;

JSON

{
  "hex": "#21831d",
  "rgb": {
    "r": 33,
    "g": 131,
    "b": 29
  },
  "hsl": {
    "h": 117.647,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.53451,
    "c": 0.16269,
    "h": 142.4
  },
  "luminance": 0.16645
}

Semantic roles & 50–950 ramp

primary

#21831D

secondary

#B246B6

accent

#41E7E0

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #21831D

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

Preview Lab → · Contrast checker → · Palette generator →