#218C8F#218C8F

#218C8F is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.5% C 0.091 H 197.8°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#218C8F
RGB	rgb(33, 140, 143)
HSL	hsl(182, 63%, 35%)
HSV	hsv(182, 77%, 56%)
CMYK	cmyk(76.9%, 2.1%, 0%, 43.9%)
CIE-LAB	lab(53.02, -27.52, -10.07)
CIE-LCH	lch(53.02, 29.30, 200.10°)
OKLab	oklab(58.46% -0.087 -0.028)
OKLCH	oklch(58.46% 0.091 197.8)
XYZ	xyz(14.9610, 21.0608, 29.2579)
Luminance	0.2106 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C8F #8F2421

analogous

#218F5B #218C8F #21558F

triadic

#218C8F #8F218C #8C8F21

tetradic

#218C8F #5B218F #8F2421 #558F21

square

#218C8F #5B218F #8F2421 #558F21

split-complementary

#218C8F #8F2155 #8F5B21

monochromatic

#0A2B2C #165B5D #218C8F #2CBDC1 #53D4D7

Accessibility & contrast

On white

4.03

#218C8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#218C8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C8F

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C8F	#FFFFFF	#000000	##000000
##218C8F	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82858F

Deuteranopia (green-blind)

#727A90

Tritanopia (blue-blind)

#00918D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #218c8f;
/* rgb */ color: rgb(33, 140, 143);
/* oklch */ color: oklch(58.5% 0.091 197.8);

Tailwind

colors: {
  custom: {
    50: '#71aeaf',
    500: '#218c8f',
    950: '#000000',
  },
}

SCSS

$custom: #218c8f;
$custom-light: #71aeaf;
$custom-dark: #000000;

JSON

{
  "hex": "#218c8f",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 143
  },
  "hsl": {
    "h": 181.636,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.58459,
    "c": 0.09138,
    "h": 197.8
  },
  "luminance": 0.21063
}

Semantic roles & 50–950 ramp

primary

#218C8F

secondary

#BB5451

accent

#4742E6

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218C8F

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

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