#218C91#218C91

#218C91 is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.5% C 0.091 H 199.8°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#218C91
RGB	rgb(33, 140, 145)
HSL	hsl(183, 63%, 35%)
HSV	hsv(183, 77%, 57%)
CMYK	cmyk(77.2%, 3.4%, 0%, 43.1%)
CIE-LAB	lab(53.08, -26.89, -11.12)
CIE-LCH	lch(53.08, 29.10, 202.48°)
OKLab	oklab(58.54% -0.0861 -0.0309)
OKLCH	oklch(58.54% 0.091 199.8)
XYZ	xyz(15.1138, 21.1220, 30.0630)
Luminance	0.2112 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C91 #912621

analogous

#21915E #218C91 #215491

triadic

#218C91 #91218C #8C9121

tetradic

#218C91 #5E2191 #912621 #549121

square

#218C91 #5E2191 #912621 #549121

split-complementary

#218C91 #912154 #915E21

monochromatic

#0A2C2D #165C5F #218C91 #2CBCC3 #54D2D8

Accessibility & contrast

On white

4.02

#218C91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#218C91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C91

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C91	#FFFFFF	#000000	##000000
##218C91	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818591

Deuteranopia (green-blind)

#727A92

Tritanopia (blue-blind)

#00918D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #218c91;
/* rgb */ color: rgb(33, 140, 145);
/* oklch */ color: oklch(58.5% 0.091 199.8);

Tailwind

colors: {
  custom: {
    50: '#71aeb1',
    500: '#218c91',
    950: '#000000',
  },
}

SCSS

$custom: #218c91;
$custom-light: #71aeb1;
$custom-dark: #000000;

JSON

{
  "hex": "#218c91",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 145
  },
  "hsl": {
    "h": 182.679,
    "s": 62.921,
    "l": 34.902
  },
  "oklch": {
    "l": 0.58535,
    "c": 0.09146,
    "h": 199.8
  },
  "luminance": 0.21124
}

Semantic roles & 50–950 ramp

primary

#218C91

secondary

#BC5752

accent

#4942E6

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218C91

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

Preview Lab → · Contrast checker → · Palette generator →