#218C31#218C31

#218C31 is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.2% C 0.160 H 145.1°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#218C31
RGB	rgb(33, 140, 49)
HSL	hsl(129, 62%, 34%)
HSV	hsv(129, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 65%, 45.1%)
CIE-LAB	lab(51.04, -48.59, 39.16)
CIE-LCH	lch(51.04, 62.41, 141.13°)
OKLab	oklab(56.18% -0.1311 0.0913)
OKLCH	oklch(56.18% 0.16 145.1)
XYZ	xyz(10.5589, 19.3000, 6.0739)
Luminance	0.1930 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C31 #8C217C

analogous

#478C21 #218C31 #218C67

triadic

#218C31 #31218C #8C3121

tetradic

#218C31 #21478C #8C217C #8C6721

square

#218C31 #21478C #8C217C #8C6721

split-complementary

#218C31 #67218C #8C2147

monochromatic

#0A290E #155A20 #218C31 #2DBE42 #51D665

Accessibility & contrast

On white

4.32

#218C31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#218C31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C31

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C31	#FFFFFF	#000000	##000000
##218C31	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7F26

Deuteranopia (green-blind)

#827639

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #218c31;
/* rgb */ color: rgb(33, 140, 49);
/* oklch */ color: oklch(56.2% 0.160 145.1);

Tailwind

colors: {
  custom: {
    50: '#6faf6d',
    500: '#218c31',
    950: '#000000',
  },
}

SCSS

$custom: #218c31;
$custom-light: #6faf6d;
$custom-dark: #000000;

JSON

{
  "hex": "#218c31",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 49
  },
  "hsl": {
    "h": 128.972,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.56183,
    "c": 0.15982,
    "h": 145.1
  },
  "luminance": 0.19301
}

Semantic roles & 50–950 ramp

primary

#218C31

secondary

#B94FAA

accent

#43CDE5

background

#F7FAF6

surface

#EDF5EC

border

#C8CFC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #218C31

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

Preview Lab → · Contrast checker → · Palette generator →