#218C8A#218C8A

#218C8A is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.3% C 0.092 H 193.0°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#218C8A
RGB	rgb(33, 140, 138)
HSL	hsl(179, 62%, 34%)
HSV	hsv(179, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 1.4%, 45.1%)
CIE-LAB	lab(52.85, -29.06, -7.41)
CIE-LCH	lch(52.85, 29.99, 194.31°)
OKLab	oklab(58.27% -0.0893 -0.0207)
OKLCH	oklch(58.27% 0.092 193)
XYZ	xyz(14.5906, 20.9127, 27.3074)
Luminance	0.2091 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C8A #8C2123

analogous

#218C55 #218C8A #21598C

triadic

#218C8A #8A218C #8C8A21

tetradic

#218C8A #55218C #8C2123 #598C21

square

#218C8A #55218C #8C2123 #598C21

split-complementary

#218C8A #8C2159 #8C5521

monochromatic

#0A2928 #155A59 #218C8A #2DBEBB #51D6D4

Accessibility & contrast

On white

4.05

#218C8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#218C8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C8A

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C8A	#FFFFFF	#000000	##000000
##218C8A	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83858A

Deuteranopia (green-blind)

#74798B

Tritanopia (blue-blind)

#00908B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #218c8a;
/* rgb */ color: rgb(33, 140, 138);
/* oklch */ color: oklch(58.3% 0.092 193.0);

Tailwind

colors: {
  custom: {
    50: '#70aeac',
    500: '#218c8a',
    950: '#000000',
  },
}

SCSS

$custom: #218c8a;
$custom-light: #70aeac;
$custom-dark: #000000;

JSON

{
  "hex": "#218c8a",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 138
  },
  "hsl": {
    "h": 178.879,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.58273,
    "c": 0.09166,
    "h": 193
  },
  "luminance": 0.20914
}

Semantic roles & 50–950 ramp

primary

#218C8A

secondary

#B94F51

accent

#4346E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218C8A

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

Preview Lab → · Contrast checker → · Palette generator →