#218A91#218A91

#218A91 is a mid, moderate teal. Relative luminance 0.205; OKLCH L 58.0% C 0.090 H 201.8°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#218A91
RGB	rgb(33, 138, 145)
HSL	hsl(184, 63%, 35%)
HSV	hsv(184, 77%, 57%)
CMYK	cmyk(77.2%, 4.8%, 0%, 43.1%)
CIE-LAB	lab(52.45, -25.88, -12.08)
CIE-LCH	lch(52.45, 28.56, 205.03°)
OKLab	oklab(58.02% -0.084 -0.0336)
OKLCH	oklch(58.02% 0.09 201.8)
XYZ	xyz(14.8242, 20.5428, 29.9664)
Luminance	0.2054 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218A91 #912821

analogous

#219160 #218A91 #215291

triadic

#218A91 #91218A #8A9121

tetradic

#218A91 #602191 #912821 #529121

square

#218A91 #602191 #912821 #529121

split-complementary

#218A91 #912152 #916021

monochromatic

#0A2B2D #165B5F #218A91 #2CB9C3 #54D0D8

Accessibility & contrast

On white

4.11

#218A91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#218A91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218A91

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218A91	#FFFFFF	#000000	##000000
##218A91	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8492

Deuteranopia (green-blind)

#6F7891

Tritanopia (blue-blind)

#00908C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #218a91;
/* rgb */ color: rgb(33, 138, 145);
/* oklch */ color: oklch(58.0% 0.090 201.8);

Tailwind

colors: {
  custom: {
    50: '#71acb1',
    500: '#218a91',
    950: '#000000',
  },
}

SCSS

$custom: #218a91;
$custom-light: #71acb1;
$custom-dark: #000000;

JSON

{
  "hex": "#218a91",
  "rgb": {
    "r": 33,
    "g": 138,
    "b": 145
  },
  "hsl": {
    "h": 183.75,
    "s": 62.921,
    "l": 34.902
  },
  "oklch": {
    "l": 0.58018,
    "c": 0.09049,
    "h": 201.8
  },
  "luminance": 0.20545
}

Semantic roles & 50–950 ramp

primary

#218A91

secondary

#BC5952

accent

#4C42E6

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218A91

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

Preview Lab → · Contrast checker → · Palette generator →