#218B23#218B23

#218B23 is a mid, vivid green. Relative luminance 0.189; OKLCH L 55.8% C 0.168 H 143.1°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#218B23
RGB	rgb(33, 139, 35)
HSL	hsl(121, 62%, 34%)
HSV	hsv(121, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 74.8%, 45.5%)
CIE-LAB	lab(50.58, -49.67, 44.62)
CIE-LCH	lch(50.58, 66.77, 138.07°)
OKLab	oklab(55.77% -0.1347 0.1011)
OKLCH	oklch(55.77% 0.168 143.1)
XYZ	xyz(10.1626, 18.9088, 4.7039)
Luminance	0.1891 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B23 #8B2189

analogous

#548B21 #218B23 #218B58

triadic

#218B23 #23218B #8B2321

tetradic

#218B23 #21548B #8B2189 #8B5821

square

#218B23 #21548B #8B2189 #8B5821

split-complementary

#218B23 #58218B #8B2154

monochromatic

#0A280A #155A17 #218B23 #2DBC2F #51D653

Accessibility & contrast

On white

4.39

#218B23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#218B23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B23

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B23	#FFFFFF	#000000	##000000
##218B23	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D10

Deuteranopia (green-blind)

#82752E

Tritanopia (blue-blind)

#008777

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #218b23;
/* rgb */ color: rgb(33, 139, 35);
/* oklch */ color: oklch(55.8% 0.168 143.1);

Tailwind

colors: {
  custom: {
    50: '#6fae65',
    500: '#218b23',
    950: '#000000',
  },
}

SCSS

$custom: #218b23;
$custom-light: #6fae65;
$custom-dark: #000000;

JSON

{
  "hex": "#218b23",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 35
  },
  "hsl": {
    "h": 121.132,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.55766,
    "c": 0.16846,
    "h": 143.1
  },
  "luminance": 0.1891
}

Semantic roles & 50–950 ramp

primary

#218B23

secondary

#B94FB7

accent

#43E2E5

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #218B23

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

Preview Lab → · Contrast checker → · Palette generator →