#218A31#218A31

#218A31 is a mid, vivid green. Relative luminance 0.187; OKLCH L 55.6% C 0.157 H 145.2°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#218A31
RGB	rgb(33, 138, 49)
HSL	hsl(129, 61%, 34%)
HSV	hsv(129, 76%, 54%)
CMYK	cmyk(76.1%, 0%, 64.5%, 45.9%)
CIE-LAB	lab(50.36, -47.89, 38.40)
CIE-LCH	lch(50.36, 61.38, 141.27°)
OKLab	oklab(55.62% -0.1292 0.0897)
OKLCH	oklch(55.62% 0.157 145.2)
XYZ	xyz(10.2693, 18.7209, 5.9774)
Luminance	0.1872 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218A31 #8A217A

analogous

#458A21 #218A31 #218A65

triadic

#218A31 #31218A #8A3121

tetradic

#218A31 #21458A #8A217A #8A6521

square

#218A31 #21458A #8A217A #8A6521

split-complementary

#218A31 #65218A #8A2145

monochromatic

#09270E #15591F #218A31 #2DBB43 #50D564

Accessibility & contrast

On white

4.43

#218A31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#218A31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218A31

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218A31	#FFFFFF	#000000	##000000
##218A31	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7D27

Deuteranopia (green-blind)

#807539

Tritanopia (blue-blind)

#008677

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #218a31;
/* rgb */ color: rgb(33, 138, 49);
/* oklch */ color: oklch(55.6% 0.157 145.2);

Tailwind

colors: {
  custom: {
    50: '#6ead6d',
    500: '#218a31',
    950: '#000000',
  },
}

SCSS

$custom: #218a31;
$custom-light: #6ead6d;
$custom-dark: #000000;

JSON

{
  "hex": "#218a31",
  "rgb": {
    "r": 33,
    "g": 138,
    "b": 49
  },
  "hsl": {
    "h": 129.143,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.55621,
    "c": 0.15733,
    "h": 145.2
  },
  "luminance": 0.18722
}

Semantic roles & 50–950 ramp

primary

#218A31

secondary

#B94EA8

accent

#43CCE5

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #218A31

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

Preview Lab → · Contrast checker → · Palette generator →