#218B41#218B41

#218B41 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.1% C 0.145 H 148.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#218B41
RGB	rgb(33, 139, 65)
HSL	hsl(138, 62%, 34%)
HSV	hsv(138, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 53.2%, 45.5%)
CIE-LAB	lab(50.88, -46.02, 31.10)
CIE-LCH	lch(50.88, 55.54, 145.95°)
OKLab	oklab(56.12% -0.1238 0.0751)
OKLCH	oklch(56.12% 0.145 148.8)
XYZ	xyz(10.8131, 19.1690, 8.1301)
Luminance	0.1917 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B41 #8B216B

analogous

#368B21 #218B41 #218B76

triadic

#218B41 #41218B #8B4121

tetradic

#218B41 #21368B #8B216B #8B7621

square

#218B41 #21368B #8B216B #8B7621

split-complementary

#218B41 #76218B #8B2136

monochromatic

#0A2813 #155A2A #218B41 #2DBC58 #51D679

Accessibility & contrast

On white

4.34

#218B41 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#218B41 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B41

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B41	#FFFFFF	#000000	##000000
##218B41	1.00	4.34	4.83	4.83
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7E3B

Deuteranopia (green-blind)

#807646

Tritanopia (blue-blind)

#00887A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #218b41;
/* rgb */ color: rgb(33, 139, 65);
/* oklch */ color: oklch(56.1% 0.145 148.8);

Tailwind

colors: {
  custom: {
    50: '#6eae77',
    500: '#218b41',
    950: '#000000',
  },
}

SCSS

$custom: #218b41;
$custom-light: #6eae77;
$custom-dark: #000000;

JSON

{
  "hex": "#218b41",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 65
  },
  "hsl": {
    "h": 138.113,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56117,
    "c": 0.14474,
    "h": 148.8
  },
  "luminance": 0.1917
}

Semantic roles & 50–950 ramp

primary

#218B41

secondary

#B94F99

accent

#43B4E5

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #218B41

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

Preview Lab → · Contrast checker → · Palette generator →