#218C83#218C83

#218C83 is a mid, moderate teal. Relative luminance 0.207; OKLCH L 58.0% C 0.093 H 186.4°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#218C83
RGB	rgb(33, 140, 131)
HSL	hsl(175, 62%, 34%)
HSV	hsv(175, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 6.4%, 45.1%)
CIE-LAB	lab(52.64, -31.17, -3.67)
CIE-LCH	lch(52.64, 31.38, 186.72°)
OKLab	oklab(58.03% -0.0926 -0.0104)
OKLCH	oklch(58.03% 0.093 186.4)
XYZ	xyz(14.1001, 20.7165, 24.7239)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C83 #8C212A

analogous

#218C4E #218C83 #21608C

triadic

#218C83 #83218C #8C8321

tetradic

#218C83 #4E218C #8C212A #608C21

square

#218C83 #4E218C #8C212A #608C21

split-complementary

#218C83 #8C2160 #8C4E21

monochromatic

#0A2926 #155A55 #218C83 #2DBEB1 #51D6CB

Accessibility & contrast

On white

4.08

#218C83 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#218C83 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C83

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C83	#FFFFFF	#000000	##000000
##218C83	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848483

Deuteranopia (green-blind)

#767984

Tritanopia (blue-blind)

#008F89

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #218c83;
/* rgb */ color: rgb(33, 140, 131);
/* oklch */ color: oklch(58.0% 0.093 186.4);

Tailwind

colors: {
  custom: {
    50: '#6faea7',
    500: '#218c83',
    950: '#000000',
  },
}

SCSS

$custom: #218c83;
$custom-light: #6faea7;
$custom-dark: #000000;

JSON

{
  "hex": "#218c83",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 131
  },
  "hsl": {
    "h": 174.953,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.58026,
    "c": 0.09321,
    "h": 186.4
  },
  "luminance": 0.20718
}

Semantic roles & 50–950 ramp

primary

#218C83

secondary

#B94F58

accent

#4350E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #218C83

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

Preview Lab → · Contrast checker → · Palette generator →