#218D31#218D31

#218D31 is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.5% C 0.161 H 145.1°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#218D31
RGB	rgb(33, 141, 49)
HSL	hsl(129, 62%, 34%)
HSV	hsv(129, 77%, 55%)
CMYK	cmyk(76.6%, 0%, 65.2%, 44.7%)
CIE-LAB	lab(51.37, -48.94, 39.54)
CIE-LCH	lch(51.37, 62.92, 141.06°)
OKLab	oklab(56.46% -0.1321 0.0921)
OKLCH	oklch(56.46% 0.161 145.1)
XYZ	xyz(10.7057, 19.5936, 6.1229)
Luminance	0.1960 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218D31 #8D217D

analogous

#478D21 #218D31 #218D67

triadic

#218D31 #31218D #8D3121

tetradic

#218D31 #21478D #8D217D #8D6721

square

#218D31 #21478D #8D217D #8D6721

split-complementary

#218D31 #67218D #8D2147

monochromatic

#0A2A0F #155B20 #218D31 #2DBF42 #52D666

Accessibility & contrast

On white

4.27

#218D31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#218D31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218D31

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218D31	#FFFFFF	#000000	##000000
##218D31	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8026

Deuteranopia (green-blind)

#837739

Tritanopia (blue-blind)

#00897A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #218d31;
/* rgb */ color: rgb(33, 141, 49);
/* oklch */ color: oklch(56.5% 0.161 145.1);

Tailwind

colors: {
  custom: {
    50: '#6faf6d',
    500: '#218d31',
    950: '#000000',
  },
}

SCSS

$custom: #218d31;
$custom-light: #6faf6d;
$custom-dark: #000000;

JSON

{
  "hex": "#218d31",
  "rgb": {
    "r": 33,
    "g": 141,
    "b": 49
  },
  "hsl": {
    "h": 128.889,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.56463,
    "c": 0.16106,
    "h": 145.1
  },
  "luminance": 0.19595
}

Semantic roles & 50–950 ramp

primary

#218D31

secondary

#BA50AA

accent

#43CDE5

background

#F7FAF6

surface

#EDF5EC

border

#C8CFC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #218D31

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

Preview Lab → · Contrast checker → · Palette generator →