#218B3F#218B3F

#218B3F is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.1% C 0.147 H 148.2°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#218B3F
RGB	rgb(33, 139, 63)
HSL	hsl(137, 62%, 34%)
HSV	hsv(137, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 54.7%, 45.5%)
CIE-LAB	lab(50.86, -46.33, 32.10)
CIE-LCH	lch(50.86, 56.37, 145.28°)
OKLab	oklab(56.09% -0.1246 0.0772)
OKLCH	oklch(56.09% 0.147 148.2)
XYZ	xyz(10.7562, 19.1462, 7.8304)
Luminance	0.1915 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B3F #8B216D

analogous

#388B21 #218B3F #218B74

triadic

#218B3F #3F218B #8B3F21

tetradic

#218B3F #21388B #8B216D #8B7421

square

#218B3F #21388B #8B216D #8B7421

split-complementary

#218B3F #74218B #8B2138

monochromatic

#0A2812 #155A29 #218B3F #2DBC55 #51D676

Accessibility & contrast

On white

4.35

#218B3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#218B3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B3F

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B3F	#FFFFFF	#000000	##000000
##218B3F	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7E38

Deuteranopia (green-blind)

#807645

Tritanopia (blue-blind)

#00887A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #218b3f;
/* rgb */ color: rgb(33, 139, 63);
/* oklch */ color: oklch(56.1% 0.147 148.2);

Tailwind

colors: {
  custom: {
    50: '#6eae76',
    500: '#218b3f',
    950: '#000000',
  },
}

SCSS

$custom: #218b3f;
$custom-light: #6eae76;
$custom-dark: #000000;

JSON

{
  "hex": "#218b3f",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 63
  },
  "hsl": {
    "h": 136.981,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56086,
    "c": 0.14657,
    "h": 148.2
  },
  "luminance": 0.19147
}

Semantic roles & 50–950 ramp

primary

#218B3F

secondary

#B94F9B

accent

#43B7E5

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #218B3F

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

Preview Lab → · Contrast checker → · Palette generator →