#66ECCF#66ECCF

#66ECCF is a very light, vivid teal. Relative luminance 0.673; OKLCH L 86.1% C 0.125 H 176.6°. Best body text is #000000 at 14.46:1 contrast (WCAG AA passes).

Color values

HEX	#66ECCF
RGB	rgb(102, 236, 207)
HSL	hsl(167, 78%, 66%)
HSV	hsv(167, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 12.3%, 7.5%)
CIE-LAB	lab(85.66, -43.57, 3.04)
CIE-LCH	lch(85.66, 43.67, 176.01°)
OKLab	oklab(86.06% -0.125 0.0074)
OKLCH	oklch(86.06% 0.125 176.6)
XYZ	xyz(46.7323, 67.3161, 69.5499)
Luminance	0.6732 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ECCF #EC6683

analogous

#66EC8C #66ECCF #66C6EC

triadic

#66ECCF #CF66EC #ECCF66

tetradic

#66ECCF #8C66EC #EC6683 #C6EC66

square

#66ECCF #8C66EC #EC6683 #C6EC66

split-complementary

#66ECCF #EC66C6 #EC8C66

monochromatic

#18C09B #30E5BE #66ECCF #9CF3E0 #D3FAF1

Accessibility & contrast

On white

1.45

#66ECCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.46

#66ECCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ECCF

14.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ECCF	#FFFFFF	#000000	##000000
##66ECCF	1.00	1.45	14.46	14.46
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.46	21.00	1.00	1.00
##000000	14.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4DFCE

Deuteranopia (green-blind)

#D0D0D1

Tritanopia (blue-blind)

#00EFE3

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #66eccf;
/* rgb */ color: rgb(102, 236, 207);
/* oklch */ color: oklch(86.1% 0.125 176.6);

Tailwind

colors: {
  custom: {
    50: '#9df3dd',
    500: '#66eccf',
    950: '#000000',
  },
}

SCSS

$custom: #66eccf;
$custom-light: #9df3dd;
$custom-dark: #000000;

JSON

{
  "hex": "#66eccf",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 207
  },
  "hsl": {
    "h": 167.015,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.86063,
    "c": 0.1252,
    "h": 176.6
  },
  "luminance": 0.67321
}

Semantic roles & 50–950 ramp

primary

#66ECCF

secondary

#BE3855

accent

#0B38DA

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1715

muted

#808584

Preview Lab

Preview with #66ECCF

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

Preview Lab → · Contrast checker → · Palette generator →