#21851B#21851B

#21851B is a mid, vivid green. Relative luminance 0.172; OKLCH L 54.0% C 0.166 H 142.2°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#21851B
RGB	rgb(33, 133, 27)
HSL	hsl(117, 66%, 31%)
HSV	hsv(117, 80%, 52%)
CMYK	cmyk(75.2%, 0%, 79.7%, 47.8%)
CIE-LAB	lab(48.48, -48.27, 45.44)
CIE-LCH	lch(48.48, 66.29, 136.73°)
OKLab	oklab(54.01% -0.1313 0.1017)
OKLCH	oklch(54.01% 0.166 142.2)
XYZ	xyz(9.2120, 17.1765, 3.8666)
Luminance	0.1718 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21851B #7F1B85

analogous

#56851B #21851B #1B854A

triadic

#21851B #1B2185 #851B21

tetradic

#21851B #1B5685 #7F1B85 #854A1B

square

#21851B #1B5685 #7F1B85 #854A1B

split-complementary

#21851B #4A1B85 #851B56

monochromatic

#081F06 #145211 #21851B #2EB825 #4AD942

Accessibility & contrast

On white

4.73

#21851B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#21851B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21851B

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21851B	#FFFFFF	#000000	##FFFFFF
##21851B	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#887801

Deuteranopia (green-blind)

#7D7027

Tritanopia (blue-blind)

#008171

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #21851b;
/* rgb */ color: rgb(33, 133, 27);
/* oklch */ color: oklch(54.0% 0.166 142.2);

Tailwind

colors: {
  custom: {
    50: '#6eaa60',
    500: '#21851b',
    950: '#000000',
  },
}

SCSS

$custom: #21851b;
$custom-light: #6eaa60;
$custom-dark: #000000;

JSON

{
  "hex": "#21851b",
  "rgb": {
    "r": 33,
    "g": 133,
    "b": 27
  },
  "hsl": {
    "h": 116.604,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.54007,
    "c": 0.16611,
    "h": 142.2
  },
  "luminance": 0.17178
}

Semantic roles & 50–950 ramp

primary

#21851B

secondary

#B244B8

accent

#3FE9E0

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #21851B

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

Preview Lab → · Contrast checker → · Palette generator →