#66D8DB#66D8DB

#66D8DB is a light, moderate teal. Relative luminance 0.571; OKLCH L 81.8% C 0.103 H 197.7°. Best body text is #000000 at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#66D8DB
RGB	rgb(102, 216, 219)
HSL	hsl(182, 62%, 63%)
HSV	hsv(182, 53%, 86%)
CMYK	cmyk(53.4%, 1.4%, 0%, 14.1%)
CIE-LAB	lab(80.21, -31.39, -11.35)
CIE-LCH	lch(80.21, 33.38, 199.88°)
OKLab	oklab(81.75% -0.0986 -0.0314)
OKLCH	oklch(81.75% 0.103 197.7)
XYZ	xyz(42.8162, 57.0469, 75.7589)
Luminance	0.5705 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D8DB #DB6966

analogous

#66DBA3 #66D8DB #669EDB

triadic

#66D8DB #DB66D8 #D8DB66

tetradic

#66D8DB #A366DB #DB6966 #9EDB66

square

#66D8DB #A366DB #DB6966 #9EDB66

split-complementary

#66D8DB #DB669E #DBA366

monochromatic

#269EA1 #34CBCF #66D8DB #98E5E7 #C9F1F2

Accessibility & contrast

On white

1.69

#66D8DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.41

#66D8DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D8DB

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D8DB	#FFFFFF	#000000	##000000
##66D8DB	1.00	1.69	12.41	12.41
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.41	21.00	1.00	1.00
##000000	12.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBCFDB

Deuteranopia (green-blind)

#B8C1DC

Tritanopia (blue-blind)

#00DED9

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #66d8db;
/* rgb */ color: rgb(102, 216, 219);
/* oklch */ color: oklch(81.8% 0.103 197.7);

Tailwind

colors: {
  custom: {
    50: '#9ce4e6',
    500: '#66d8db',
    950: '#000000',
  },
}

SCSS

$custom: #66d8db;
$custom-light: #9ce4e6;
$custom-dark: #000000;

JSON

{
  "hex": "#66d8db",
  "rgb": {
    "r": 102,
    "g": 216,
    "b": 219
  },
  "hsl": {
    "h": 181.538,
    "s": 61.905,
    "l": 62.941
  },
  "oklch": {
    "l": 0.81752,
    "c": 0.10348,
    "h": 197.7
  },
  "luminance": 0.57051
}

Semantic roles & 50–950 ramp

primary

#66D8DB

secondary

#A44341

accent

#201CCA

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0F1515

muted

#808484

Preview Lab

Preview with #66D8DB

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

Preview Lab → · Contrast checker → · Palette generator →