#66E8EB#66E8EB

#66E8EB is a very light, moderate teal. Relative luminance 0.665; OKLCH L 86.0% C 0.114 H 197.3°. Best body text is #000000 at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#66E8EB
RGB	rgb(102, 232, 235)
HSL	hsl(181, 77%, 66%)
HSV	hsv(181, 57%, 92%)
CMYK	cmyk(56.6%, 1.3%, 0%, 7.8%)
CIE-LAB	lab(85.27, -34.69, -12.28)
CIE-LCH	lch(85.27, 36.80, 199.49°)
OKLab	oklab(85.99% -0.1089 -0.034)
OKLCH	oklch(85.99% 0.114 197.3)
XYZ	xyz(49.3251, 66.5312, 88.8235)
Luminance	0.6654 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E8EB #EB6966

analogous

#66EBAB #66E8EB #66A5EB

triadic

#66E8EB #EB66E8 #E8EB66

tetradic

#66E8EB #AB66EB #EB6966 #A5EB66

square

#66E8EB #AB66EB #EB6966 #A5EB66

split-complementary

#66E8EB #EB66A5 #EBAB66

monochromatic

#19BABE #30E0E4 #66E8EB #9CF0F2 #D2F8F9

Accessibility & contrast

On white

1.47

#66E8EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.31

#66E8EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E8EB

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E8EB	#FFFFFF	#000000	##000000
##66E8EB	1.00	1.47	14.31	14.31
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.31	21.00	1.00	1.00
##000000	14.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DADEEB

Deuteranopia (green-blind)

#C4CEEC

Tritanopia (blue-blind)

#00EFE9

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #66e8eb;
/* rgb */ color: rgb(102, 232, 235);
/* oklch */ color: oklch(86.0% 0.114 197.3);

Tailwind

colors: {
  custom: {
    50: '#9eeff1',
    500: '#66e8eb',
    950: '#000000',
  },
}

SCSS

$custom: #66e8eb;
$custom-light: #9eeff1;
$custom-dark: #000000;

JSON

{
  "hex": "#66e8eb",
  "rgb": {
    "r": 102,
    "g": 232,
    "b": 235
  },
  "hsl": {
    "h": 181.353,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.85992,
    "c": 0.11408,
    "h": 197.3
  },
  "luminance": 0.66536
}

Semantic roles & 50–950 ramp

primary

#66E8EB

secondary

#BD3C39

accent

#110CD9

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#101616

muted

#808585

Preview Lab

Preview with #66E8EB

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

Preview Lab → · Contrast checker → · Palette generator →