#218C8E#218C8E

#218C8E is a mid, moderate teal. Relative luminance 0.210; OKLCH L 58.4% C 0.091 H 196.9°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#218C8E
RGB	rgb(33, 140, 142)
HSL	hsl(181, 62%, 34%)
HSV	hsv(181, 77%, 56%)
CMYK	cmyk(76.8%, 1.4%, 0%, 44.3%)
CIE-LAB	lab(52.98, -27.83, -9.54)
CIE-LCH	lch(52.98, 29.42, 198.92°)
OKLab	oklab(58.42% -0.0874 -0.0265)
OKLCH	oklch(58.42% 0.091 196.9)
XYZ	xyz(14.8855, 21.0307, 28.8607)
Luminance	0.2103 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C8E #8E2321

analogous

#218E5A #218C8E #21568E

triadic

#218C8E #8E218C #8C8E21

tetradic

#218C8E #5A218E #8E2321 #568E21

square

#218C8E #5A218E #8E2321 #568E21

split-complementary

#218C8E #8E2156 #8E5A21

monochromatic

#0A2A2B #155B5C #218C8E #2DBDC0 #52D4D7

Accessibility & contrast

On white

4.03

#218C8E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#218C8E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C8E

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C8E	#FFFFFF	#000000	##000000
##218C8E	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)

#82858E

Deuteranopia (green-blind)

#727A8F

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #218c8e;
/* rgb */ color: rgb(33, 140, 142);
/* oklch */ color: oklch(58.4% 0.091 196.9);

Tailwind

colors: {
  custom: {
    50: '#70aeaf',
    500: '#218c8e',
    950: '#000000',
  },
}

SCSS

$custom: #218c8e;
$custom-light: #70aeaf;
$custom-dark: #000000;

JSON

{
  "hex": "#218c8e",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 142
  },
  "hsl": {
    "h": 181.101,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.58421,
    "c": 0.09138,
    "h": 196.9
  },
  "luminance": 0.21032
}

Semantic roles & 50–950 ramp

primary

#218C8E

secondary

#BA5250

accent

#4542E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218C8E

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

Preview Lab → · Contrast checker → · Palette generator →