#218C8C#218C8C

#218C8C is a mid, moderate teal. Relative luminance 0.210; OKLCH L 58.3% C 0.091 H 194.9°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#218C8C
RGB	rgb(33, 140, 140)
HSL	hsl(180, 62%, 34%)
HSV	hsv(180, 76%, 55%)
CMYK	cmyk(76.4%, 0%, 0%, 45.1%)
CIE-LAB	lab(52.92, -28.45, -8.48)
CIE-LCH	lch(52.92, 29.68, 196.59°)
OKLab	oklab(58.35% -0.0884 -0.0236)
OKLCH	oklch(58.35% 0.091 194.9)
XYZ	xyz(14.7367, 20.9712, 28.0770)
Luminance	0.2097 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218C8C #8C2121

analogous

#218C57 #218C8C #21578C

triadic

#218C8C #8C218C #8C8C21

tetradic

#218C8C #57218C #8C2121 #578C21

square

#218C8C #57218C #8C2121 #578C21

split-complementary

#218C8C #8C2157 #8C5721

monochromatic

#0A2929 #155A5A #218C8C #2DBEBE #51D6D6

Accessibility & contrast

On white

4.04

#218C8C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#218C8C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C8C

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218C8C	#FFFFFF	#000000	##000000
##218C8C	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82858C

Deuteranopia (green-blind)

#737A8D

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #218c8c;
/* rgb */ color: rgb(33, 140, 140);
/* oklch */ color: oklch(58.3% 0.091 194.9);

Tailwind

colors: {
  custom: {
    50: '#70aead',
    500: '#218c8c',
    950: '#000000',
  },
}

SCSS

$custom: #218c8c;
$custom-light: #70aead;
$custom-dark: #000000;

JSON

{
  "hex": "#218c8c",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 140
  },
  "hsl": {
    "h": 180,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.58347,
    "c": 0.09146,
    "h": 194.9
  },
  "luminance": 0.20973
}

Semantic roles & 50–950 ramp

primary

#218C8C

secondary

#B94F4F

accent

#4343E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #218C8C

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

Preview Lab → · Contrast checker → · Palette generator →