#218D3B#218D3B

#218D3B is a mid, vivid green. Relative luminance 0.197; OKLCH L 56.6% C 0.153 H 147.1°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#218D3B
RGB	rgb(33, 141, 59)
HSL	hsl(134, 62%, 34%)
HSV	hsv(134, 77%, 55%)
CMYK	cmyk(76.6%, 0%, 58.2%, 44.7%)
CIE-LAB	lab(51.48, -47.65, 34.88)
CIE-LCH	lch(51.48, 59.05, 143.80°)
OKLab	oklab(56.59% -0.1283 0.083)
OKLCH	oklch(56.59% 0.153 147.1)
XYZ	xyz(10.9407, 19.6876, 7.3603)
Luminance	0.1969 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218D3B #8D2173

analogous

#3D8D21 #218D3B #218D71

triadic

#218D3B #3B218D #8D3B21

tetradic

#218D3B #213D8D #8D2173 #8D7121

square

#218D3B #213D8D #8D2173 #8D7121

split-complementary

#218D3B #71218D #8D213D

monochromatic

#0A2A11 #155B26 #218D3B #2DBF50 #52D672

Accessibility & contrast

On white

4.25

#218D3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#218D3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218D3B

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218D3B	#FFFFFF	#000000	##000000
##218D3B	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8033

Deuteranopia (green-blind)

#827741

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #218d3b;
/* rgb */ color: rgb(33, 141, 59);
/* oklch */ color: oklch(56.6% 0.153 147.1);

Tailwind

colors: {
  custom: {
    50: '#6eaf73',
    500: '#218d3b',
    950: '#000000',
  },
}

SCSS

$custom: #218d3b;
$custom-light: #6eaf73;
$custom-dark: #000000;

JSON

{
  "hex": "#218d3b",
  "rgb": {
    "r": 33,
    "g": 141,
    "b": 59
  },
  "hsl": {
    "h": 134.444,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.56587,
    "c": 0.15277,
    "h": 147.1
  },
  "luminance": 0.19689
}

Semantic roles & 50–950 ramp

primary

#218D3B

secondary

#BA50A0

accent

#43BEE5

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #218D3B

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

Preview Lab → · Contrast checker → · Palette generator →