#218C4A#218C4A

#218C4A is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.5% C 0.138 H 151.3°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#218C4A
RGB	rgb(33, 140, 74)
HSL	hsl(143, 62%, 34%)
HSV	hsv(143, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 47.1%, 45.1%)
CIE-LAB	lab(51.35, -44.88, 26.91)
CIE-LCH	lch(51.35, 52.33, 149.05°)
OKLab	oklab(56.55% -0.1207 0.066)
OKLCH	oklch(56.55% 0.138 151.3)
XYZ	xyz(11.2403, 19.5726, 9.6627)
Luminance	0.1957 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C4A #8C2163

analogous

#2D8C21 #218C4A #218C80

triadic

#218C4A #4A218C #8C4A21

tetradic

#218C4A #212D8C #8C2163 #8C8021

square

#218C4A #212D8C #8C2163 #8C8021

split-complementary

#218C4A #80218C #8C212D

monochromatic

#0A2916 #155A30 #218C4A #2DBE64 #51D684

Accessibility & contrast

On white

4.27

#218C4A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#218C4A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C4A

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C4A	#FFFFFF	#000000	##000000
##218C4A	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8045

Deuteranopia (green-blind)

#80774F

Tritanopia (blue-blind)

#008A7C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #218c4a;
/* rgb */ color: rgb(33, 140, 74);
/* oklch */ color: oklch(56.5% 0.138 151.3);

Tailwind

colors: {
  custom: {
    50: '#6eaf7d',
    500: '#218c4a',
    950: '#000000',
  },
}

SCSS

$custom: #218c4a;
$custom-light: #6eaf7d;
$custom-dark: #000000;

JSON

{
  "hex": "#218c4a",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 74
  },
  "hsl": {
    "h": 142.991,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.56545,
    "c": 0.13757,
    "h": 151.3
  },
  "luminance": 0.19574
}

Semantic roles & 50–950 ramp

primary

#218C4A

secondary

#B94F91

accent

#43A7E5

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #218C4A

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

Preview Lab → · Contrast checker → · Palette generator →