#218C88#218C88

#218C88 is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.2% C 0.092 H 191.1°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#218C88
RGB	rgb(33, 140, 136)
HSL	hsl(178, 62%, 34%)
HSV	hsv(178, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 2.9%, 45.1%)
CIE-LAB	lab(52.79, -29.67, -6.35)
CIE-LCH	lch(52.79, 30.34, 192.07°)
OKLab	oklab(58.2% -0.0902 -0.0177)
OKLCH	oklch(58.2% 0.092 191.1)
XYZ	xyz(14.4471, 20.8553, 26.5518)
Luminance	0.2086 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C88 #8C2125

analogous

#218C53 #218C88 #215B8C

triadic

#218C88 #88218C #8C8821

tetradic

#218C88 #53218C #8C2125 #5B8C21

square

#218C88 #53218C #8C2125 #5B8C21

split-complementary

#218C88 #8C215B #8C5321

monochromatic

#0A2928 #155A58 #218C88 #2DBEB8 #51D6D1

Accessibility & contrast

On white

4.06

#218C88 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#218C88 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C88

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C88	#FFFFFF	#000000	##000000
##218C88	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838488

Deuteranopia (green-blind)

#747989

Tritanopia (blue-blind)

#00908B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #218c88;
/* rgb */ color: rgb(33, 140, 136);
/* oklch */ color: oklch(58.2% 0.092 191.1);

Tailwind

colors: {
  custom: {
    50: '#70aeaa',
    500: '#218c88',
    950: '#000000',
  },
}

SCSS

$custom: #218c88;
$custom-light: #70aeaa;
$custom-dark: #000000;

JSON

{
  "hex": "#218c88",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 136
  },
  "hsl": {
    "h": 177.757,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.58201,
    "c": 0.09197,
    "h": 191.1
  },
  "luminance": 0.20857
}

Semantic roles & 50–950 ramp

primary

#218C88

secondary

#B94F53

accent

#4349E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218C88

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

Preview Lab → · Contrast checker → · Palette generator →