#66E6DB#66E6DB

#66E6DB is a very light, moderate teal. Relative luminance 0.645; OKLCH L 85.0% C 0.114 H 187.6°. Best body text is #000000 at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#66E6DB
RGB	rgb(102, 230, 219)
HSL	hsl(175, 72%, 65%)
HSV	hsv(175, 56%, 90%)
CMYK	cmyk(55.7%, 0%, 4.8%, 9.8%)
CIE-LAB	lab(84.24, -37.93, -5.36)
CIE-LCH	lch(84.24, 38.31, 188.05°)
OKLab	oklab(85.01% -0.1135 -0.0151)
OKLCH	oklch(85.01% 0.114 187.6)
XYZ	xyz(46.5569, 64.5283, 77.0058)
Luminance	0.6453 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E6DB #E66671

analogous

#66E69B #66E6DB #66B1E6

triadic

#66E6DB #DB66E6 #E6DB66

tetradic

#66E6DB #9B66E6 #E66671 #B1E666

square

#66E6DB #9B66E6 #E66671 #B1E666

split-complementary

#66E6DB #E666B1 #E69B66

monochromatic

#1DB4A7 #31DDCF #66E6DB #9BEFE7 #CFF7F4

Accessibility & contrast

On white

1.51

#66E6DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.91

#66E6DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E6DB

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E6DB	#FFFFFF	#000000	##000000
##66E6DB	1.00	1.51	13.91	13.91
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.91	21.00	1.00	1.00
##000000	13.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBDBDB

Deuteranopia (green-blind)

#C7CCDC

Tritanopia (blue-blind)

#00EBE2

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #66e6db;
/* rgb */ color: rgb(102, 230, 219);
/* oklch */ color: oklch(85.0% 0.114 187.6);

Tailwind

colors: {
  custom: {
    50: '#9deee6',
    500: '#66e6db',
    950: '#000000',
  },
}

SCSS

$custom: #66e6db;
$custom-light: #9deee6;
$custom-dark: #000000;

JSON

{
  "hex": "#66e6db",
  "rgb": {
    "r": 102,
    "g": 230,
    "b": 219
  },
  "hsl": {
    "h": 174.844,
    "s": 71.91,
    "l": 65.098
  },
  "oklch": {
    "l": 0.85012,
    "c": 0.11449,
    "h": 187.6
  },
  "luminance": 0.64533
}

Semantic roles & 50–950 ramp

primary

#66E6DB

secondary

#B53C46

accent

#1222D4

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1615

muted

#808584

Preview Lab

Preview with #66E6DB

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

Preview Lab → · Contrast checker → · Palette generator →