#66F0EC#66F0EC

#66F0EC is a very light, moderate teal. Relative luminance 0.712; OKLCH L 87.9% C 0.120 H 192.6°. Best body text is #000000 at 15.24:1 contrast (WCAG AA passes).

Color values

HEX	#66F0EC
RGB	rgb(102, 240, 236)
HSL	hsl(178, 82%, 67%)
HSV	hsv(178, 58%, 94%)
CMYK	cmyk(57.5%, 0%, 1.7%, 5.9%)
CIE-LAB	lab(87.58, -38.12, -9.36)
CIE-LCH	lch(87.58, 39.25, 193.79°)
OKLab	oklab(87.87% -0.1167 -0.026)
OKLCH	oklch(87.87% 0.12 192.6)
XYZ	xyz(51.7733, 71.1958, 90.3543)
Luminance	0.7120 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F0EC #F0666A

analogous

#66F0A7 #66F0EC #66AFF0

triadic

#66F0EC #EC66F0 #F0EC66

tetradic

#66F0EC #A766F0 #F0666A #AFF066

square

#66F0EC #A766F0 #F0666A #AFF066

split-complementary

#66F0EC #F066AF #F0A766

monochromatic

#14C8C3 #2EEBE5 #66F0EC #9EF5F3 #D5FBFA

Accessibility & contrast

On white

1.38

#66F0EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.24

#66F0EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F0EC

15.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F0EC	#FFFFFF	#000000	##000000
##66F0EC	1.00	1.38	15.24	15.24
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.24	21.00	1.00	1.00
##000000	15.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3E5EC

Deuteranopia (green-blind)

#CDD5ED

Tritanopia (blue-blind)

#00F6EE

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f0ec;
/* rgb */ color: rgb(102, 240, 236);
/* oklch */ color: oklch(87.9% 0.120 192.6);

Tailwind

colors: {
  custom: {
    50: '#9ff5f2',
    500: '#66f0ec',
    950: '#000000',
  },
}

SCSS

$custom: #66f0ec;
$custom-light: #9ff5f2;
$custom-dark: #000000;

JSON

{
  "hex": "#66f0ec",
  "rgb": {
    "r": 102,
    "g": 240,
    "b": 236
  },
  "hsl": {
    "h": 178.261,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.87871,
    "c": 0.11959,
    "h": 192.6
  },
  "luminance": 0.71201
}

Semantic roles & 50–950 ramp

primary

#66F0EC

secondary

#C53539

accent

#070DDF

background

#FDFFFF

surface

#F7FEFE

border

#D0D6D6

text

#101716

muted

#818585

Preview Lab

Preview with #66F0EC

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

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