#218E91#218E91

#218E91 is a mid, moderate teal. Relative luminance 0.217; OKLCH L 59.1% C 0.093 H 197.8°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#218E91
RGB	rgb(33, 142, 145)
HSL	hsl(182, 63%, 35%)
HSV	hsv(182, 77%, 57%)
CMYK	cmyk(77.2%, 2.1%, 0%, 43.1%)
CIE-LAB	lab(53.72, -27.88, -10.17)
CIE-LCH	lch(53.72, 29.68, 200.04°)
OKLab	oklab(59.05% -0.0881 -0.0283)
OKLCH	oklch(59.05% 0.093 197.8)
XYZ	xyz(15.4087, 21.7118, 30.1613)
Luminance	0.2171 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218E91 #912421

analogous

#21915C #218E91 #215691

triadic

#218E91 #91218E #8E9121

tetradic

#218E91 #5C2191 #912421 #569121

square

#218E91 #5C2191 #912421 #569121

split-complementary

#218E91 #912156 #915C21

monochromatic

#0A2C2D #165D5F #218E91 #2CBFC3 #54D5D8

Accessibility & contrast

On white

3.93

#218E91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#218E91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218E91

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218E91	#FFFFFF	#000000	##000000
##218E91	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848791

Deuteranopia (green-blind)

#747B92

Tritanopia (blue-blind)

#00938F

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #218e91;
/* rgb */ color: rgb(33, 142, 145);
/* oklch */ color: oklch(59.1% 0.093 197.8);

Tailwind

colors: {
  custom: {
    50: '#71afb1',
    500: '#218e91',
    950: '#000000',
  },
}

SCSS

$custom: #218e91;
$custom-light: #71afb1;
$custom-dark: #000000;

JSON

{
  "hex": "#218e91",
  "rgb": {
    "r": 33,
    "g": 142,
    "b": 145
  },
  "hsl": {
    "h": 181.607,
    "s": 62.921,
    "l": 34.902
  },
  "oklch": {
    "l": 0.59052,
    "c": 0.09255,
    "h": 197.8
  },
  "luminance": 0.21714
}

Semantic roles & 50–950 ramp

primary

#218E91

secondary

#BC5552

accent

#4642E6

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218E91

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

Preview Lab → · Contrast checker → · Palette generator →