#218A4C#218A4C

#218A4C is a mid, vivid green. Relative luminance 0.190; OKLCH L 56.0% C 0.133 H 152.3°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#218A4C
RGB	rgb(33, 138, 76)
HSL	hsl(145, 61%, 34%)
HSV	hsv(145, 76%, 54%)
CMYK	cmyk(76.1%, 0%, 44.9%, 45.9%)
CIE-LAB	lab(50.71, -43.75, 25.01)
CIE-LCH	lch(50.71, 50.39, 150.25°)
OKLab	oklab(56.03% -0.1177 0.0617)
OKLCH	oklch(56.03% 0.133 152.3)
XYZ	xyz(11.0192, 19.0208, 9.9267)
Luminance	0.1902 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218A4C #8A215F

analogous

#2A8A21 #218A4C #218A80

triadic

#218A4C #4C218A #8A4C21

tetradic

#218A4C #212A8A #8A215F #8A8021

square

#218A4C #212A8A #8A215F #8A8021

split-complementary

#218A4C #80218A #8A212A

monochromatic

#092716 #155931 #218A4C #2DBB67 #50D587

Accessibility & contrast

On white

4.37

#218A4C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#218A4C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218A4C

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218A4C	#FFFFFF	#000000	##000000
##218A4C	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7E47

Deuteranopia (green-blind)

#7E7550

Tritanopia (blue-blind)

#00887B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #218a4c;
/* rgb */ color: rgb(33, 138, 76);
/* oklch */ color: oklch(56.0% 0.133 152.3);

Tailwind

colors: {
  custom: {
    50: '#6dad7f',
    500: '#218a4c',
    950: '#000000',
  },
}

SCSS

$custom: #218a4c;
$custom-light: #6dad7f;
$custom-dark: #000000;

JSON

{
  "hex": "#218a4c",
  "rgb": {
    "r": 33,
    "g": 138,
    "b": 76
  },
  "hsl": {
    "h": 144.571,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.56027,
    "c": 0.13291,
    "h": 152.3
  },
  "luminance": 0.19022
}

Semantic roles & 50–950 ramp

primary

#218A4C

secondary

#B94E8D

accent

#43A2E5

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #218A4C

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

Preview Lab → · Contrast checker → · Palette generator →