#218E40#218E40

#218E40 is a mid, vivid green. Relative luminance 0.200; OKLCH L 56.9% C 0.150 H 148.2°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#218E40
RGB	rgb(33, 142, 64)
HSL	hsl(137, 62%, 34%)
HSV	hsv(137, 77%, 56%)
CMYK	cmyk(76.8%, 0%, 54.9%, 44.3%)
CIE-LAB	lab(51.88, -47.28, 32.83)
CIE-LCH	lch(51.88, 57.56, 145.22°)
OKLab	oklab(56.94% -0.1272 0.0789)
OKLCH	oklch(56.94% 0.15 148.2)
XYZ	xyz(11.2247, 20.0382, 8.1257)
Luminance	0.2004 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218E40 #8E216F

analogous

#398E21 #218E40 #218E77

triadic

#218E40 #40218E #8E4021

tetradic

#218E40 #21398E #8E216F #8E7721

square

#218E40 #21398E #8E216F #8E7721

split-complementary

#218E40 #77218E #8E2139

monochromatic

#0A2B13 #155C2A #218E40 #2DC056 #52D778

Accessibility & contrast

On white

4.19

#218E40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#218E40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218E40

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218E40	#FFFFFF	#000000	##000000
##218E40	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8139

Deuteranopia (green-blind)

#837846

Tritanopia (blue-blind)

#008B7C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #218e40;
/* rgb */ color: rgb(33, 142, 64);
/* oklch */ color: oklch(56.9% 0.150 148.2);

Tailwind

colors: {
  custom: {
    50: '#6eb077',
    500: '#218e40',
    950: '#000000',
  },
}

SCSS

$custom: #218e40;
$custom-light: #6eb077;
$custom-dark: #000000;

JSON

{
  "hex": "#218e40",
  "rgb": {
    "r": 33,
    "g": 142,
    "b": 64
  },
  "hsl": {
    "h": 137.064,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.56937,
    "c": 0.14961,
    "h": 148.2
  },
  "luminance": 0.2004
}

Semantic roles & 50–950 ramp

primary

#218E40

secondary

#BA509C

accent

#42B7E5

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081109

muted

#7B807B

Preview Lab

Preview with #218E40

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

Preview Lab → · Contrast checker → · Palette generator →