#218C99#218C99

#218C99 is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.9% C 0.093 H 207.3°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#218C99
RGB	rgb(33, 140, 153)
HSL	hsl(187, 65%, 36%)
HSV	hsv(187, 78%, 60%)
CMYK	cmyk(78.4%, 8.5%, 0%, 40%)
CIE-LAB	lab(53.36, -24.32, -15.33)
CIE-LCH	lch(53.36, 28.75, 212.23°)
OKLab	oklab(58.85% -0.0825 -0.0427)
OKLCH	oklch(58.85% 0.093 207.3)
XYZ	xyz(15.7525, 21.3775, 33.4269)
Luminance	0.2138 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C99 #992E21

analogous

#21996A #218C99 #215099

triadic

#218C99 #99218C #8C9921

tetradic

#218C99 #6A2199 #992E21 #509921

square

#218C99 #6A2199 #992E21 #509921

split-complementary

#218C99 #992150 #996A21

monochromatic

#0B3034 #165E67 #218C99 #2CBACB #59CDDB

Accessibility & contrast

On white

3.98

#218C99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#218C99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C99

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C99	#FFFFFF	#000000	##000000
##218C99	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F869A

Deuteranopia (green-blind)

#6F7A99

Tritanopia (blue-blind)

#009390

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #218c99;
/* rgb */ color: rgb(33, 140, 153);
/* oklch */ color: oklch(58.9% 0.093 207.3);

Tailwind

colors: {
  custom: {
    50: '#72aeb7',
    500: '#218c99',
    950: '#000000',
  },
}

SCSS

$custom: #218c99;
$custom-light: #72aeb7;
$custom-dark: #000000;

JSON

{
  "hex": "#218c99",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 153
  },
  "hsl": {
    "h": 186.5,
    "s": 64.516,
    "l": 36.471
  },
  "oklch": {
    "l": 0.58852,
    "c": 0.0929,
    "h": 207.3
  },
  "luminance": 0.21379
}

Semantic roles & 50–950 ramp

primary

#218C99

secondary

#BF6256

accent

#5240E8

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #218C99

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

Preview Lab → · Contrast checker → · Palette generator →