#218F55#218F55

#218F55 is a mid, vivid green. Relative luminance 0.206; OKLCH L 57.6% C 0.131 H 154.7°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#218F55
RGB	rgb(33, 143, 85)
HSL	hsl(148, 63%, 35%)
HSV	hsv(148, 77%, 56%)
CMYK	cmyk(76.9%, 0%, 40.6%, 43.9%)
CIE-LAB	lab(52.53, -43.96, 22.44)
CIE-LCH	lch(52.53, 49.36, 152.95°)
OKLab	oklab(57.58% -0.1185 0.0559)
OKLCH	oklch(57.58% 0.131 154.7)
XYZ	xyz(12.0882, 20.6227, 11.9361)
Luminance	0.2062 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218F55 #8F215B

analogous

#248F21 #218F55 #218F8C

triadic

#218F55 #55218F #8F5521

tetradic

#218F55 #21248F #8F215B #8F8C21

square

#218F55 #21248F #8F215B #8F8C21

split-complementary

#218F55 #8C218F #8F2124

monochromatic

#0A2C1A #165D37 #218F55 #2CC173 #53D792

Accessibility & contrast

On white

4.10

#218F55 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#218F55 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218F55

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218F55	#FFFFFF	#000000	##000000
##218F55	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8351

Deuteranopia (green-blind)

#817A59

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #218f55;
/* rgb */ color: rgb(33, 143, 85);
/* oklch */ color: oklch(57.6% 0.131 154.7);

Tailwind

colors: {
  custom: {
    50: '#6eb185',
    500: '#218f55',
    950: '#000000',
  },
}

SCSS

$custom: #218f55;
$custom-light: #6eb185;
$custom-dark: #000000;

JSON

{
  "hex": "#218f55",
  "rgb": {
    "r": 33,
    "g": 143,
    "b": 85
  },
  "hsl": {
    "h": 148.364,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57582,
    "c": 0.13105,
    "h": 154.7
  },
  "luminance": 0.20624
}

Semantic roles & 50–950 ramp

primary

#218F55

secondary

#BB5189

accent

#4298E6

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#08110B

muted

#7B807C

Preview Lab

Preview with #218F55

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

Preview Lab → · Contrast checker → · Palette generator →