#218D1B#218D1B

#218D1B is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.3% C 0.175 H 142.3°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#218D1B
RGB	rgb(33, 141, 27)
HSL	hsl(117, 68%, 33%)
HSV	hsv(117, 81%, 55%)
CMYK	cmyk(76.6%, 0%, 80.9%, 44.7%)
CIE-LAB	lab(51.21, -50.94, 48.06)
CIE-LCH	lch(51.21, 70.03, 136.67°)
OKLab	oklab(56.28% -0.1386 0.1072)
OKLCH	oklch(56.28% 0.175 142.3)
XYZ	xyz(10.3493, 19.4510, 4.2457)
Luminance	0.1945 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218D1B #871B8D

analogous

#5A8D1B #218D1B #1B8D4E

triadic

#218D1B #1B218D #8D1B21

tetradic

#218D1B #1B5A8D #871B8D #8D4E1B

square

#218D1B #1B5A8D #871B8D #8D4E1B

split-complementary

#218D1B #4E1B8D #8D1B5A

monochromatic

#092607 #155A11 #218D1B #2DC025 #4FDC47

Accessibility & contrast

On white

4.29

#218D1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#218D1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218D1B

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218D1B	#FFFFFF	#000000	##000000
##218D1B	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F00

Deuteranopia (green-blind)

#847729

Tritanopia (blue-blind)

#008978

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #218d1b;
/* rgb */ color: rgb(33, 141, 27);
/* oklch */ color: oklch(56.3% 0.175 142.3);

Tailwind

colors: {
  custom: {
    50: '#70af61',
    500: '#218d1b',
    950: '#000000',
  },
}

SCSS

$custom: #218d1b;
$custom-light: #70af61;
$custom-dark: #000000;

JSON

{
  "hex": "#218d1b",
  "rgb": {
    "r": 33,
    "g": 141,
    "b": 27
  },
  "hsl": {
    "h": 116.842,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.56275,
    "c": 0.17518,
    "h": 142.3
  },
  "luminance": 0.19452
}

Semantic roles & 50–950 ramp

primary

#218D1B

secondary

#B746BD

accent

#3DEBE2

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091005

muted

#7B7F7A

Preview Lab

Preview with #218D1B

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

Preview Lab → · Contrast checker → · Palette generator →