#218F3B#218F3B

#218F3B is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.1% C 0.155 H 146.9°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#218F3B
RGB	rgb(33, 143, 59)
HSL	hsl(134, 63%, 35%)
HSV	hsv(134, 77%, 56%)
CMYK	cmyk(76.9%, 0%, 58.7%, 43.9%)
CIE-LAB	lab(52.16, -48.36, 35.67)
CIE-LCH	lch(52.16, 60.10, 143.59°)
OKLab	oklab(57.15% -0.1302 0.0847)
OKLCH	oklch(57.15% 0.155 146.9)
XYZ	xyz(11.2382, 20.2827, 7.4595)
Luminance	0.2028 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218F3B #8F2175

analogous

#3E8F21 #218F3B #218F72

triadic

#218F3B #3B218F #8F3B21

tetradic

#218F3B #213E8F #8F2175 #8F7221

square

#218F3B #213E8F #8F2175 #8F7221

split-complementary

#218F3B #72218F #8F213E

monochromatic

#0A2C12 #165D26 #218F3B #2CC150 #53D772

Accessibility & contrast

On white

4.15

#218F3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#218F3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218F3B

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218F3B	#FFFFFF	#000000	##000000
##218F3B	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918233

Deuteranopia (green-blind)

#847942

Tritanopia (blue-blind)

#008C7C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #218f3b;
/* rgb */ color: rgb(33, 143, 59);
/* oklch */ color: oklch(57.1% 0.155 146.9);

Tailwind

colors: {
  custom: {
    50: '#6fb173',
    500: '#218f3b',
    950: '#000000',
  },
}

SCSS

$custom: #218f3b;
$custom-light: #6fb173;
$custom-dark: #000000;

JSON

{
  "hex": "#218f3b",
  "rgb": {
    "r": 33,
    "g": 143,
    "b": 59
  },
  "hsl": {
    "h": 134.182,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57145,
    "c": 0.15533,
    "h": 146.9
  },
  "luminance": 0.20284
}

Semantic roles & 50–950 ramp

primary

#218F3B

secondary

#BB51A2

accent

#42BFE6

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081108

muted

#7B807B

Preview Lab

Preview with #218F3B

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

Preview Lab → · Contrast checker → · Palette generator →