#218F4F#218F4F

#218F4F is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.5% C 0.137 H 152.5°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#218F4F
RGB	rgb(33, 143, 79)
HSL	hsl(145, 63%, 35%)
HSV	hsv(145, 77%, 56%)
CMYK	cmyk(76.9%, 0%, 44.8%, 43.9%)
CIE-LAB	lab(52.43, -45.12, 25.60)
CIE-LCH	lch(52.43, 51.87, 150.43°)
OKLab	oklab(57.47% -0.1214 0.0632)
OKLCH	oklch(57.47% 0.137 152.5)
XYZ	xyz(11.8599, 20.5314, 10.7335)
Luminance	0.2053 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218F4F #8F2161

analogous

#2A8F21 #218F4F #218F86

triadic

#218F4F #4F218F #8F4F21

tetradic

#218F4F #212A8F #8F2161 #8F8621

square

#218F4F #212A8F #8F2161 #8F8621

split-complementary

#218F4F #86218F #8F212A

monochromatic

#0A2C18 #165D34 #218F4F #2CC16A #53D78A

Accessibility & contrast

On white

4.11

#218F4F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#218F4F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218F4F

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218F4F	#FFFFFF	#000000	##000000
##218F4F	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F834A

Deuteranopia (green-blind)

#827953

Tritanopia (blue-blind)

#008D7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #218f4f;
/* rgb */ color: rgb(33, 143, 79);
/* oklch */ color: oklch(57.5% 0.137 152.5);

Tailwind

colors: {
  custom: {
    50: '#6eb181',
    500: '#218f4f',
    950: '#000000',
  },
}

SCSS

$custom: #218f4f;
$custom-light: #6eb181;
$custom-dark: #000000;

JSON

{
  "hex": "#218f4f",
  "rgb": {
    "r": 33,
    "g": 143,
    "b": 79
  },
  "hsl": {
    "h": 145.091,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57465,
    "c": 0.13684,
    "h": 152.5
  },
  "luminance": 0.20533
}

Semantic roles & 50–950 ramp

primary

#218F4F

secondary

#BB518F

accent

#42A1E6

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #218F4F

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

Preview Lab → · Contrast checker → · Palette generator →