#218B31#218B31

#218B31 is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.159 H 145.2°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#218B31
RGB	rgb(33, 139, 49)
HSL	hsl(129, 62%, 34%)
HSV	hsv(129, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 64.7%, 45.5%)
CIE-LAB	lab(50.70, -48.24, 38.78)
CIE-LCH	lch(50.70, 61.89, 141.20°)
OKLab	oklab(55.9% -0.1302 0.0905)
OKLCH	oklch(55.9% 0.159 145.2)
XYZ	xyz(10.4135, 19.0091, 6.0254)
Luminance	0.1901 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B31 #8B217B

analogous

#468B21 #218B31 #218B66

triadic

#218B31 #31218B #8B3121

tetradic

#218B31 #21468B #8B217B #8B6621

square

#218B31 #21468B #8B217B #8B6621

split-complementary

#218B31 #66218B #8B2146

monochromatic

#0A280E #155A20 #218B31 #2DBC42 #51D665

Accessibility & contrast

On white

4.37

#218B31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#218B31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B31

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B31	#FFFFFF	#000000	##000000
##218B31	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E26

Deuteranopia (green-blind)

#817539

Tritanopia (blue-blind)

#008778

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #218b31;
/* rgb */ color: rgb(33, 139, 49);
/* oklch */ color: oklch(55.9% 0.159 145.2);

Tailwind

colors: {
  custom: {
    50: '#6eae6d',
    500: '#218b31',
    950: '#000000',
  },
}

SCSS

$custom: #218b31;
$custom-light: #6eae6d;
$custom-dark: #000000;

JSON

{
  "hex": "#218b31",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 49
  },
  "hsl": {
    "h": 129.057,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.55902,
    "c": 0.15857,
    "h": 145.2
  },
  "luminance": 0.1901
}

Semantic roles & 50–950 ramp

primary

#218B31

secondary

#B94FA9

accent

#43CCE5

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #218B31

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

Preview Lab → · Contrast checker → · Palette generator →