#66ECD0#66ECD0

#66ECD0 is a very light, vivid teal. Relative luminance 0.674; OKLCH L 86.1% C 0.125 H 177.2°. Best body text is #000000 at 14.47:1 contrast (WCAG AA passes).

Color values

HEX	#66ECD0
RGB	rgb(102, 236, 208)
HSL	hsl(167, 78%, 66%)
HSV	hsv(167, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 11.9%, 7.5%)
CIE-LAB	lab(85.69, -43.33, 2.55)
CIE-LCH	lch(85.69, 43.40, 176.63°)
OKLab	oklab(86.09% -0.1245 0.0061)
OKLCH	oklch(86.09% 0.125 177.2)
XYZ	xyz(46.8549, 67.3651, 70.1958)
Luminance	0.6737 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ECD0 #EC6682

analogous

#66EC8D #66ECD0 #66C5EC

triadic

#66ECD0 #D066EC #ECD066

tetradic

#66ECD0 #8D66EC #EC6682 #C5EC66

square

#66ECD0 #8D66EC #EC6682 #C5EC66

split-complementary

#66ECD0 #EC66C5 #EC8D66

monochromatic

#18C09D #30E5BF #66ECD0 #9CF3E1 #D3FAF1

Accessibility & contrast

On white

1.45

#66ECD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.47

#66ECD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ECD0

14.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ECD0	#FFFFFF	#000000	##000000
##66ECD0	1.00	1.45	14.47	14.47
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.47	21.00	1.00	1.00
##000000	14.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4DFCF

Deuteranopia (green-blind)

#CFD0D2

Tritanopia (blue-blind)

#00EFE4

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #66ecd0;
/* rgb */ color: rgb(102, 236, 208);
/* oklch */ color: oklch(86.1% 0.125 177.2);

Tailwind

colors: {
  custom: {
    50: '#9df3de',
    500: '#66ecd0',
    950: '#000000',
  },
}

SCSS

$custom: #66ecd0;
$custom-light: #9df3de;
$custom-dark: #000000;

JSON

{
  "hex": "#66ecd0",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 208
  },
  "hsl": {
    "h": 167.463,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.86091,
    "c": 0.12469,
    "h": 177.2
  },
  "luminance": 0.6737
}

Semantic roles & 50–950 ramp

primary

#66ECD0

secondary

#BE3854

accent

#0B37DA

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1715

muted

#808584

Preview Lab

Preview with #66ECD0

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

Preview Lab → · Contrast checker → · Palette generator →