#218F23#218F23

#218F23 is a mid, vivid green. Relative luminance 0.201; OKLCH L 56.9% C 0.173 H 143.1°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#218F23
RGB	rgb(33, 143, 35)
HSL	hsl(121, 63%, 35%)
HSV	hsv(121, 77%, 56%)
CMYK	cmyk(76.9%, 0%, 75.5%, 43.9%)
CIE-LAB	lab(51.94, -51.01, 45.99)
CIE-LCH	lch(51.94, 68.68, 137.96°)
OKLab	oklab(56.89% -0.1384 0.104)
OKLCH	oklch(56.89% 0.173 143.1)
XYZ	xyz(10.7524, 20.0884, 4.9005)
Luminance	0.2009 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218F23 #8F218D

analogous

#568F21 #218F23 #218F5A

triadic

#218F23 #23218F #8F2321

tetradic

#218F23 #21568F #8F218D #8F5A21

square

#218F23 #21568F #8F218D #8F5A21

split-complementary

#218F23 #5A218F #8F2156

monochromatic

#0A2C0B #165D17 #218F23 #2CC12F #53D755

Accessibility & contrast

On white

4.18

#218F23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#218F23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218F23

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218F23	#FFFFFF	#000000	##000000
##218F23	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92810E

Deuteranopia (green-blind)

#86792F

Tritanopia (blue-blind)

#008B7A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #218f23;
/* rgb */ color: rgb(33, 143, 35);
/* oklch */ color: oklch(56.9% 0.173 143.1);

Tailwind

colors: {
  custom: {
    50: '#70b165',
    500: '#218f23',
    950: '#000000',
  },
}

SCSS

$custom: #218f23;
$custom-light: #70b165;
$custom-dark: #000000;

JSON

{
  "hex": "#218f23",
  "rgb": {
    "r": 33,
    "g": 143,
    "b": 35
  },
  "hsl": {
    "h": 121.091,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56893,
    "c": 0.1731,
    "h": 143.1
  },
  "luminance": 0.2009
}

Semantic roles & 50–950 ramp

primary

#218F23

secondary

#BB51B9

accent

#42E3E6

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #218F23

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

Preview Lab → · Contrast checker → · Palette generator →