#218C8D#218C8D

#218C8D is a mid, moderate teal. Relative luminance 0.210; OKLCH L 58.4% C 0.091 H 195.9°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#218C8D
RGB	rgb(33, 140, 141)
HSL	hsl(181, 62%, 34%)
HSV	hsv(181, 77%, 55%)
CMYK	cmyk(76.6%, 0.7%, 0%, 44.7%)
CIE-LAB	lab(52.95, -28.14, -9.01)
CIE-LCH	lch(52.95, 29.55, 197.75°)
OKLab	oklab(58.38% -0.0879 -0.025)
OKLCH	oklch(58.38% 0.091 195.9)
XYZ	xyz(14.8108, 21.0008, 28.4671)
Luminance	0.2100 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C8D #8D2221

analogous

#218D58 #218C8D #21568D

triadic

#218C8D #8D218C #8C8D21

tetradic

#218C8D #58218D #8D2221 #568D21

square

#218C8D #58218D #8D2221 #568D21

split-complementary

#218C8D #8D2156 #8D5821

monochromatic

#0A2A2A #155B5B #218C8D #2DBDBF #52D5D6

Accessibility & contrast

On white

4.04

#218C8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#218C8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C8D

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C8D	#FFFFFF	#000000	##000000
##218C8D	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82858D

Deuteranopia (green-blind)

#737A8E

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #218c8d;
/* rgb */ color: rgb(33, 140, 141);
/* oklch */ color: oklch(58.4% 0.091 195.9);

Tailwind

colors: {
  custom: {
    50: '#70aeae',
    500: '#218c8d',
    950: '#000000',
  },
}

SCSS

$custom: #218c8d;
$custom-light: #70aeae;
$custom-dark: #000000;

JSON

{
  "hex": "#218c8d",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 141
  },
  "hsl": {
    "h": 180.556,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.58384,
    "c": 0.09141,
    "h": 195.9
  },
  "luminance": 0.21003
}

Semantic roles & 50–950 ramp

primary

#218C8D

secondary

#BA5150

accent

#4443E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218C8D

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

Preview Lab → · Contrast checker → · Palette generator →