#21812B#21812B

#21812B is a mid, vivid green. Relative luminance 0.162; OKLCH L 53.0% C 0.151 H 144.5°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#21812B
RGB	rgb(33, 129, 43)
HSL	hsl(126, 59%, 32%)
HSV	hsv(126, 74%, 51%)
CMYK	cmyk(74.4%, 0%, 66.7%, 49.4%)
CIE-LAB	lab(47.23, -45.39, 37.68)
CIE-LCH	lch(47.23, 59.00, 140.30°)
OKLab	oklab(53.01% -0.1227 0.0876)
OKLCH	oklch(53.01% 0.151 144.5)
XYZ	xyz(8.9129, 16.1973, 4.9417)
Luminance	0.1620 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21812B #812177

analogous

#478121 #21812B #21815B

triadic

#21812B #2B2181 #812B21

tetradic

#21812B #214781 #812177 #815B21

square

#21812B #214781 #812177 #815B21

split-complementary

#21812B #5B2181 #812147

monochromatic

#08200B #15501B #21812B #2DB23B #4BD159

Accessibility & contrast

On white

4.95

#21812B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#21812B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21812B

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21812B	#FFFFFF	#000000	##FFFFFF
##21812B	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837520

Deuteranopia (green-blind)

#786D33

Tritanopia (blue-blind)

#007D6F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #21812b;
/* rgb */ color: rgb(33, 129, 43);
/* oklch */ color: oklch(53.0% 0.151 144.5);

Tailwind

colors: {
  custom: {
    50: '#6ca768',
    500: '#21812b',
    950: '#000000',
  },
}

SCSS

$custom: #21812b;
$custom-light: #6ca768;
$custom-dark: #000000;

JSON

{
  "hex": "#21812b",
  "rgb": {
    "r": 33,
    "g": 129,
    "b": 43
  },
  "hsl": {
    "h": 126.25,
    "s": 59.259,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53009,
    "c": 0.15077,
    "h": 144.5
  },
  "luminance": 0.16198
}

Semantic roles & 50–950 ramp

primary

#21812B

secondary

#B44AA9

accent

#45D2E2

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#080F06

muted

#7B7F7A

Preview Lab

Preview with #21812B

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

Preview Lab → · Contrast checker → · Palette generator →