#218A88#218A88

#218A88 is a mid, moderate teal. Relative luminance 0.203; OKLCH L 57.7% C 0.090 H 193.0°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#218A88
RGB	rgb(33, 138, 136)
HSL	hsl(179, 61%, 34%)
HSV	hsv(179, 76%, 54%)
CMYK	cmyk(76.1%, 0%, 1.4%, 45.9%)
CIE-LAB	lab(52.15, -28.70, -7.30)
CIE-LCH	lch(52.15, 29.61, 194.28°)
OKLab	oklab(57.68% -0.0882 -0.0203)
OKLCH	oklch(57.68% 0.09 193)
XYZ	xyz(14.1576, 20.2761, 26.4553)
Luminance	0.2028 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218A88 #8A2123

analogous

#218A53 #218A88 #21578A

triadic

#218A88 #88218A #8A8821

tetradic

#218A88 #53218A #8A2123 #578A21

square

#218A88 #53218A #8A2123 #578A21

split-complementary

#218A88 #8A2157 #8A5321

monochromatic

#092727 #155957 #218A88 #2DBBB9 #50D5D3

Accessibility & contrast

On white

4.15

#218A88 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#218A88 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218A88

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218A88	#FFFFFF	#000000	##000000
##218A88	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818388

Deuteranopia (green-blind)

#727889

Tritanopia (blue-blind)

#008E89

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #218a88;
/* rgb */ color: rgb(33, 138, 136);
/* oklch */ color: oklch(57.7% 0.090 193.0);

Tailwind

colors: {
  custom: {
    50: '#70acaa',
    500: '#218a88',
    950: '#000000',
  },
}

SCSS

$custom: #218a88;
$custom-light: #70acaa;
$custom-dark: #000000;

JSON

{
  "hex": "#218a88",
  "rgb": {
    "r": 33,
    "g": 138,
    "b": 136
  },
  "hsl": {
    "h": 178.857,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57678,
    "c": 0.09048,
    "h": 193
  },
  "luminance": 0.20278
}

Semantic roles & 50–950 ramp

primary

#218A88

secondary

#B94E50

accent

#4346E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218A88

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

Preview Lab → · Contrast checker → · Palette generator →