#21871B#21871B

#21871B is a mid, vivid green. Relative luminance 0.177; OKLCH L 54.6% C 0.168 H 142.2°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#21871B
RGB	rgb(33, 135, 27)
HSL	hsl(117, 67%, 32%)
HSV	hsv(117, 80%, 53%)
CMYK	cmyk(75.6%, 0%, 80%, 47.1%)
CIE-LAB	lab(49.17, -48.94, 46.10)
CIE-LCH	lch(49.17, 67.23, 136.71°)
OKLab	oklab(54.58% -0.1331 0.1031)
OKLCH	oklch(54.58% 0.168 142.2)
XYZ	xyz(9.4884, 17.7293, 3.9587)
Luminance	0.1773 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21871B #811B87

analogous

#57871B #21871B #1B874B

triadic

#21871B #1B2187 #871B21

tetradic

#21871B #1B5787 #811B87 #874B1B

square

#21871B #1B5787 #811B87 #874B1B

split-complementary

#21871B #4B1B87 #871B57

monochromatic

#082107 #155411 #21871B #2DBA25 #4BD943

Accessibility & contrast

On white

4.62

#21871B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#21871B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #21871B

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21871B	#FFFFFF	#000000	##FFFFFF
##21871B	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7A00

Deuteranopia (green-blind)

#7F7228

Tritanopia (blue-blind)

#008373

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #21871b;
/* rgb */ color: rgb(33, 135, 27);
/* oklch */ color: oklch(54.6% 0.168 142.2);

Tailwind

colors: {
  custom: {
    50: '#6eab60',
    500: '#21871b',
    950: '#000000',
  },
}

SCSS

$custom: #21871b;
$custom-light: #6eab60;
$custom-dark: #000000;

JSON

{
  "hex": "#21871b",
  "rgb": {
    "r": 33,
    "g": 135,
    "b": 27
  },
  "hsl": {
    "h": 116.667,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54575,
    "c": 0.1684,
    "h": 142.2
  },
  "luminance": 0.1773
}

Semantic roles & 50–950 ramp

primary

#21871B

secondary

#B444BA

accent

#3EEAE0

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #21871B

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

Preview Lab → · Contrast checker → · Palette generator →