#218A3F#218A3F

#218A3F is a mid, vivid green. Relative luminance 0.189; OKLCH L 55.8% C 0.145 H 148.3°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#218A3F
RGB	rgb(33, 138, 63)
HSL	hsl(137, 61%, 34%)
HSV	hsv(137, 76%, 54%)
CMYK	cmyk(76.1%, 0%, 54.3%, 45.9%)
CIE-LAB	lab(50.52, -45.96, 31.69)
CIE-LCH	lch(50.52, 55.83, 145.41°)
OKLab	oklab(55.81% -0.1236 0.0763)
OKLCH	oklch(55.81% 0.145 148.3)
XYZ	xyz(10.6120, 18.8579, 7.7823)
Luminance	0.1886 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218A3F #8A216C

analogous

#378A21 #218A3F #218A73

triadic

#218A3F #3F218A #8A3F21

tetradic

#218A3F #21378A #8A216C #8A7321

square

#218A3F #21378A #8A216C #8A7321

split-complementary

#218A3F #73218A #8A2137

monochromatic

#092712 #155928 #218A3F #2DBB56 #50D576

Accessibility & contrast

On white

4.40

#218A3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#218A3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218A3F

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218A3F	#FFFFFF	#000000	##000000
##218A3F	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7D38

Deuteranopia (green-blind)

#7F7545

Tritanopia (blue-blind)

#008779

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #218a3f;
/* rgb */ color: rgb(33, 138, 63);
/* oklch */ color: oklch(55.8% 0.145 148.3);

Tailwind

colors: {
  custom: {
    50: '#6dad76',
    500: '#218a3f',
    950: '#000000',
  },
}

SCSS

$custom: #218a3f;
$custom-light: #6dad76;
$custom-dark: #000000;

JSON

{
  "hex": "#218a3f",
  "rgb": {
    "r": 33,
    "g": 138,
    "b": 63
  },
  "hsl": {
    "h": 137.143,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.55807,
    "c": 0.14525,
    "h": 148.3
  },
  "luminance": 0.18859
}

Semantic roles & 50–950 ramp

primary

#218A3F

secondary

#B94E9A

accent

#43B6E5

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #218A3F

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

Preview Lab → · Contrast checker → · Palette generator →