#66E9EA#66E9EA

#66E9EA is a very light, moderate teal. Relative luminance 0.670; OKLCH L 86.2% C 0.115 H 195.9°. Best body text is #000000 at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#66E9EA
RGB	rgb(102, 233, 234)
HSL	hsl(180, 76%, 66%)
HSV	hsv(180, 56%, 92%)
CMYK	cmyk(56.4%, 0.4%, 0%, 8.2%)
CIE-LAB	lab(85.52, -35.42, -11.37)
CIE-LCH	lch(85.52, 37.20, 197.79°)
OKLab	oklab(86.19% -0.1103 -0.0315)
OKLCH	oklch(86.19% 0.115 195.9)
XYZ	xyz(49.4633, 67.0381, 88.1589)
Luminance	0.6704 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E9EA #EA6766

analogous

#66EAA9 #66E9EA #66A7EA

triadic

#66E9EA #EA66E9 #E9EA66

tetradic

#66E9EA #A966EA #EA6766 #A7EA66

square

#66E9EA #A966EA #EA6766 #A7EA66

split-complementary

#66E9EA #EA66A7 #EAA966

monochromatic

#1ABBBC #30E1E3 #66E9EA #9CF1F1 #D2F8F9

Accessibility & contrast

On white

1.46

#66E9EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.41

#66E9EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E9EA

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E9EA	#FFFFFF	#000000	##000000
##66E9EA	1.00	1.46	14.41	14.41
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.41	21.00	1.00	1.00
##000000	14.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBDFEA

Deuteranopia (green-blind)

#C6CFEB

Tritanopia (blue-blind)

#00F0E9

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #66e9ea;
/* rgb */ color: rgb(102, 233, 234);
/* oklch */ color: oklch(86.2% 0.115 195.9);

Tailwind

colors: {
  custom: {
    50: '#9ef0f0',
    500: '#66e9ea',
    950: '#000000',
  },
}

SCSS

$custom: #66e9ea;
$custom-light: #9ef0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#66e9ea",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 234
  },
  "hsl": {
    "h": 180.455,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.86189,
    "c": 0.11475,
    "h": 195.9
  },
  "luminance": 0.67043
}

Semantic roles & 50–950 ramp

primary

#66E9EA

secondary

#BB3A39

accent

#0F0DD8

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#101616

muted

#808585

Preview Lab

Preview with #66E9EA

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

Preview Lab → · Contrast checker → · Palette generator →