#218F31#218F31

#218F31 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.0% C 0.164 H 145.0°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#218F31
RGB	rgb(33, 143, 49)
HSL	hsl(129, 63%, 35%)
HSV	hsv(129, 77%, 56%)
CMYK	cmyk(76.9%, 0%, 65.7%, 43.9%)
CIE-LAB	lab(52.05, -49.63, 40.29)
CIE-LCH	lch(52.05, 63.93, 140.93°)
OKLab	oklab(57.02% -0.134 0.0937)
OKLCH	oklch(57.02% 0.164 145)
XYZ	xyz(11.0033, 20.1887, 6.2220)
Luminance	0.2019 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218F31 #8F217F

analogous

#488F21 #218F31 #218F68

triadic

#218F31 #31218F #8F3121

tetradic

#218F31 #21488F #8F217F #8F6821

square

#218F31 #21488F #8F217F #8F6821

split-complementary

#218F31 #68218F #8F2148

monochromatic

#0A2C0F #165D20 #218F31 #2CC142 #53D766

Accessibility & contrast

On white

4.17

#218F31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#218F31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218F31

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218F31	#FFFFFF	#000000	##000000
##218F31	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918126

Deuteranopia (green-blind)

#857939

Tritanopia (blue-blind)

#008B7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #218f31;
/* rgb */ color: rgb(33, 143, 49);
/* oklch */ color: oklch(57.0% 0.164 145.0);

Tailwind

colors: {
  custom: {
    50: '#6fb16d',
    500: '#218f31',
    950: '#000000',
  },
}

SCSS

$custom: #218f31;
$custom-light: #6fb16d;
$custom-dark: #000000;

JSON

{
  "hex": "#218f31",
  "rgb": {
    "r": 33,
    "g": 143,
    "b": 49
  },
  "hsl": {
    "h": 128.727,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57023,
    "c": 0.16352,
    "h": 145
  },
  "luminance": 0.2019
}

Semantic roles & 50–950 ramp

primary

#218F31

secondary

#BB51AB

accent

#42CEE6

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091107

muted

#7B807A

Preview Lab

Preview with #218F31

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

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