#218A56#218A56

#218A56 is a mid, vivid teal. Relative luminance 0.192; OKLCH L 56.2% C 0.123 H 156.4°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#218A56
RGB	rgb(33, 138, 86)
HSL	hsl(150, 61%, 34%)
HSV	hsv(150, 76%, 54%)
CMYK	cmyk(76.1%, 0%, 37.7%, 45.9%)
CIE-LAB	lab(50.89, -41.76, 19.69)
CIE-LCH	lch(50.89, 46.17, 154.75°)
OKLab	oklab(56.23% -0.1129 0.0494)
OKLCH	oklch(56.23% 0.123 156.4)
XYZ	xyz(11.3943, 19.1708, 11.9021)
Luminance	0.1917 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218A56 #8A2155

analogous

#218A21 #218A56 #21898A

triadic

#218A56 #56218A #8A5621

tetradic

#218A56 #21218A #8A2155 #898A21

square

#218A56 #21218A #8A2155 #898A21

split-complementary

#218A56 #8A2189 #8A2121

monochromatic

#092718 #155937 #218A56 #2DBB75 #50D593

Accessibility & contrast

On white

4.34

#218A56 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#218A56 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218A56

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218A56	#FFFFFF	#000000	##000000
##218A56	1.00	4.34	4.83	4.83
#FFFFFF	4.34	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)

#897F53

Deuteranopia (green-blind)

#7C7659

Tritanopia (blue-blind)

#00897D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #218a56;
/* rgb */ color: rgb(33, 138, 86);
/* oklch */ color: oklch(56.2% 0.123 156.4);

Tailwind

colors: {
  custom: {
    50: '#6dad86',
    500: '#218a56',
    950: '#000000',
  },
}

SCSS

$custom: #218a56;
$custom-light: #6dad86;
$custom-dark: #000000;

JSON

{
  "hex": "#218a56",
  "rgb": {
    "r": 33,
    "g": 138,
    "b": 86
  },
  "hsl": {
    "h": 150.286,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.56229,
    "c": 0.12322,
    "h": 156.4
  },
  "luminance": 0.19172
}

Semantic roles & 50–950 ramp

primary

#218A56

secondary

#B94E83

accent

#4393E5

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #218A56

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

Preview Lab → · Contrast checker → · Palette generator →