#66E6CC#66E6CC

#66E6CC is a very light, vivid teal. Relative luminance 0.638; OKLCH L 84.6% C 0.120 H 177.8°. Best body text is #000000 at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#66E6CC
RGB	rgb(102, 230, 204)
HSL	hsl(168, 72%, 65%)
HSV	hsv(168, 56%, 90%)
CMYK	cmyk(55.7%, 0%, 11.3%, 9.8%)
CIE-LAB	lab(83.85, -41.63, 1.98)
CIE-LCH	lch(83.85, 41.68, 177.28°)
OKLab	oklab(84.56% -0.12 0.0046)
OKLCH	oklch(84.56% 0.12 177.8)
XYZ	xyz(44.6705, 63.7737, 67.0705)
Luminance	0.6378 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E6CC #E66680

analogous

#66E68C #66E6CC #66C0E6

triadic

#66E6CC #CC66E6 #E6CC66

tetradic

#66E6CC #8C66E6 #E66680 #C0E666

square

#66E6CC #8C66E6 #E66680 #C0E666

split-complementary

#66E6CC #E666C0 #E68C66

monochromatic

#1DB496 #31DDBA #66E6CC #9BEFDE #CFF7EF

Accessibility & contrast

On white

1.53

#66E6CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.76

#66E6CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E6CC

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E6CC	#FFFFFF	#000000	##000000
##66E6CC	1.00	1.53	13.76	13.76
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.76	21.00	1.00	1.00
##000000	13.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DED9CB

Deuteranopia (green-blind)

#CACBCE

Tritanopia (blue-blind)

#00E9DE

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66e6cc;
/* rgb */ color: rgb(102, 230, 204);
/* oklch */ color: oklch(84.6% 0.120 177.8);

Tailwind

colors: {
  custom: {
    50: '#9ceedb',
    500: '#66e6cc',
    950: '#000000',
  },
}

SCSS

$custom: #66e6cc;
$custom-light: #9ceedb;
$custom-dark: #000000;

JSON

{
  "hex": "#66e6cc",
  "rgb": {
    "r": 102,
    "g": 230,
    "b": 204
  },
  "hsl": {
    "h": 167.813,
    "s": 71.91,
    "l": 65.098
  },
  "oklch": {
    "l": 0.84564,
    "c": 0.12006,
    "h": 177.8
  },
  "luminance": 0.63778
}

Semantic roles & 50–950 ramp

primary

#66E6CC

secondary

#B53C54

accent

#1239D4

background

#FCFFFE

surface

#F6FEFB

border

#D0D6D4

text

#0F1615

muted

#808584

Preview Lab

Preview with #66E6CC

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

Preview Lab → · Contrast checker → · Palette generator →