#218C3B#218C3B

#218C3B is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.3% C 0.151 H 147.2°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#218C3B
RGB	rgb(33, 140, 59)
HSL	hsl(135, 62%, 34%)
HSV	hsv(135, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 57.9%, 45.1%)
CIE-LAB	lab(51.15, -47.29, 34.48)
CIE-LCH	lch(51.15, 58.52, 143.91°)
OKLab	oklab(56.31% -0.1273 0.0821)
OKLCH	oklch(56.31% 0.151 147.2)
XYZ	xyz(10.7939, 19.3940, 7.3114)
Luminance	0.1940 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C3B #8C2172

analogous

#3D8C21 #218C3B #218C71

triadic

#218C3B #3B218C #8C3B21

tetradic

#218C3B #213D8C #8C2172 #8C7121

square

#218C3B #213D8C #8C2172 #8C7121

split-complementary

#218C3B #71218C #8C213D

monochromatic

#0A2911 #155A26 #218C3B #2DBE50 #51D672

Accessibility & contrast

On white

4.30

#218C3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#218C3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C3B

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C3B	#FFFFFF	#000000	##000000
##218C3B	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7F33

Deuteranopia (green-blind)

#817641

Tritanopia (blue-blind)

#00897A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #218c3b;
/* rgb */ color: rgb(33, 140, 59);
/* oklch */ color: oklch(56.3% 0.151 147.2);

Tailwind

colors: {
  custom: {
    50: '#6eaf73',
    500: '#218c3b',
    950: '#000000',
  },
}

SCSS

$custom: #218c3b;
$custom-light: #6eaf73;
$custom-dark: #000000;

JSON

{
  "hex": "#218c3b",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 59
  },
  "hsl": {
    "h": 134.579,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.56308,
    "c": 0.15147,
    "h": 147.2
  },
  "luminance": 0.19395
}

Semantic roles & 50–950 ramp

primary

#218C3B

secondary

#B94FA0

accent

#43BEE5

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #218C3B

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

Preview Lab → · Contrast checker → · Palette generator →