#218B33#218B33

#218B33 is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.157 H 145.6°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#218B33
RGB	rgb(33, 139, 51)
HSL	hsl(130, 62%, 34%)
HSV	hsv(130, 76%, 55%)
CMYK	cmyk(76.3%, 0%, 63.3%, 45.5%)
CIE-LAB	lab(50.72, -48.00, 37.87)
CIE-LCH	lch(50.72, 61.14, 141.73°)
OKLab	oklab(55.93% -0.1295 0.0888)
OKLCH	oklch(55.93% 0.157 145.6)
XYZ	xyz(10.4566, 19.0264, 6.2527)
Luminance	0.1903 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218B33 #8B2179

analogous

#448B21 #218B33 #218B68

triadic

#218B33 #33218B #8B3321

tetradic

#218B33 #21448B #8B2179 #8B6821

square

#218B33 #21448B #8B2179 #8B6821

split-complementary

#218B33 #68218B #8B2144

monochromatic

#0A280F #155A21 #218B33 #2DBC45 #51D667

Accessibility & contrast

On white

4.37

#218B33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#218B33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B33

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218B33	#FFFFFF	#000000	##000000
##218B33	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E29

Deuteranopia (green-blind)

#81753A

Tritanopia (blue-blind)

#008778

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #218b33;
/* rgb */ color: rgb(33, 139, 51);
/* oklch */ color: oklch(55.9% 0.157 145.6);

Tailwind

colors: {
  custom: {
    50: '#6eae6e',
    500: '#218b33',
    950: '#000000',
  },
}

SCSS

$custom: #218b33;
$custom-light: #6eae6e;
$custom-dark: #000000;

JSON

{
  "hex": "#218b33",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 51
  },
  "hsl": {
    "h": 130.189,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.55925,
    "c": 0.15697,
    "h": 145.6
  },
  "luminance": 0.19028
}

Semantic roles & 50–950 ramp

primary

#218B33

secondary

#B94FA7

accent

#43C9E5

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #218B33

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

Preview Lab → · Contrast checker → · Palette generator →