#218E9E#218E9E

#218E9E is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.6% C 0.095 H 209.9°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#218E9E
RGB	rgb(33, 142, 158)
HSL	hsl(188, 65%, 37%)
HSV	hsv(188, 79%, 62%)
CMYK	cmyk(79.1%, 10.1%, 0%, 38%)
CIE-LAB	lab(54.17, -23.71, -16.99)
CIE-LCH	lch(54.17, 29.17, 215.62°)
OKLab	oklab(59.57% -0.0824 -0.0473)
OKLCH	oklch(59.57% 0.095 209.9)
XYZ	xyz(16.4691, 22.1359, 35.7458)
Luminance	0.2214 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218E9E #9E3121

analogous

#219E70 #218E9E #21509E

triadic

#218E9E #9E218E #8E9E21

tetradic

#218E9E #70219E #9E3121 #509E21

square

#218E9E #70219E #9E3121 #509E21

split-complementary

#218E9E #9E2150 #9E7021

monochromatic

#0C3339 #16616B #218E9E #2CBBD1 #5CCDDD

Accessibility & contrast

On white

3.87

#218E9E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#218E9E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218E9E

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218E9E	#FFFFFF	#000000	##000000
##218E9E	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80899F

Deuteranopia (green-blind)

#6F7C9E

Tritanopia (blue-blind)

#009593

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #218e9e;
/* rgb */ color: rgb(33, 142, 158);
/* oklch */ color: oklch(59.6% 0.095 209.9);

Tailwind

colors: {
  custom: {
    50: '#73afba',
    500: '#218e9e',
    950: '#000000',
  },
}

SCSS

$custom: #218e9e;
$custom-light: #73afba;
$custom-dark: #000000;

JSON

{
  "hex": "#218e9e",
  "rgb": {
    "r": 33,
    "g": 142,
    "b": 158
  },
  "hsl": {
    "h": 187.68,
    "s": 65.445,
    "l": 37.451
  },
  "oklch": {
    "l": 0.59567,
    "c": 0.09499,
    "h": 209.9
  },
  "luminance": 0.22138
}

Semantic roles & 50–950 ramp

primary

#218E9E

secondary

#C16759

accent

#553FE8

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #218E9E

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

Preview Lab → · Contrast checker → · Palette generator →