#66E6EE#66E6EE

#66E6EE is a very light, moderate teal. Relative luminance 0.656; OKLCH L 85.6% C 0.113 H 200.9°. Best body text is #000000 at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#66E6EE
RGB	rgb(102, 230, 238)
HSL	hsl(184, 80%, 67%)
HSV	hsv(184, 57%, 93%)
CMYK	cmyk(57.1%, 3.4%, 0%, 6.7%)
CIE-LAB	lab(84.79, -32.95, -14.58)
CIE-LCH	lch(84.79, 36.03, 203.87°)
OKLab	oklab(85.63% -0.1056 -0.0403)
OKLCH	oklch(85.63% 0.113 200.9)
XYZ	xyz(49.2024, 65.5865, 90.9388)
Luminance	0.6559 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E6EE #EE6E66

analogous

#66EEB2 #66E6EE #66A2EE

triadic

#66E6EE #EE66E6 #E6EE66

tetradic

#66E6EE #B266EE #EE6E66 #A2EE66

square

#66E6EE #B266EE #EE6E66 #A2EE66

split-complementary

#66E6EE #EE66A2 #EEB266

monochromatic

#16BAC4 #2FDDE8 #66E6EE #9DEFF4 #D4F8FA

Accessibility & contrast

On white

1.49

#66E6EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.12

#66E6EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E6EE

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E6EE	#FFFFFF	#000000	##000000
##66E6EE	1.00	1.49	14.12	14.12
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.12	21.00	1.00	1.00
##000000	14.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7DDEF

Deuteranopia (green-blind)

#C1CDEF

Tritanopia (blue-blind)

#00EEE8

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66e6ee;
/* rgb */ color: rgb(102, 230, 238);
/* oklch */ color: oklch(85.6% 0.113 200.9);

Tailwind

colors: {
  custom: {
    50: '#9eeef3',
    500: '#66e6ee',
    950: '#000000',
  },
}

SCSS

$custom: #66e6ee;
$custom-light: #9eeef3;
$custom-dark: #000000;

JSON

{
  "hex": "#66e6ee",
  "rgb": {
    "r": 102,
    "g": 230,
    "b": 238
  },
  "hsl": {
    "h": 183.529,
    "s": 80,
    "l": 66.667
  },
  "oklch": {
    "l": 0.85633,
    "c": 0.11304,
    "h": 200.9
  },
  "luminance": 0.65591
}

Semantic roles & 50–950 ramp

primary

#66E6EE

secondary

#C23F37

accent

#1609DC

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#101617

muted

#808585

Preview Lab

Preview with #66E6EE

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

Preview Lab → · Contrast checker → · Palette generator →