#66E1DB#66E1DB

#66E1DB is a very light, moderate teal. Relative luminance 0.618; OKLCH L 83.8% C 0.110 H 190.9°. Best body text is #000000 at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#66E1DB
RGB	rgb(102, 225, 219)
HSL	hsl(177, 67%, 64%)
HSV	hsv(177, 55%, 88%)
CMYK	cmyk(54.7%, 0%, 2.7%, 11.8%)
CIE-LAB	lab(82.80, -35.63, -7.49)
CIE-LCH	lch(82.80, 36.41, 191.88°)
OKLab	oklab(83.85% -0.1082 -0.0209)
OKLCH	oklch(83.85% 0.11 190.9)
XYZ	xyz(45.1854, 61.7853, 76.5486)
Luminance	0.6179 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E1DB #E1666C

analogous

#66E19E #66E1DB #66AAE1

triadic

#66E1DB #DB66E1 #E1DB66

tetradic

#66E1DB #9E66E1 #E1666C #AAE166

square

#66E1DB #9E66E1 #E1666C #AAE166

split-complementary

#66E1DB #E166AA #E19E66

monochromatic

#22ABA4 #33D7CF #66E1DB #99EBE7 #CCF5F3

Accessibility & contrast

On white

1.57

#66E1DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.36

#66E1DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E1DB

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E1DB	#FFFFFF	#000000	##000000
##66E1DB	1.00	1.57	13.36	13.36
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.36	21.00	1.00	1.00
##000000	13.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5D7DB

Deuteranopia (green-blind)

#C1C8DC

Tritanopia (blue-blind)

#00E6DF

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #66e1db;
/* rgb */ color: rgb(102, 225, 219);
/* oklch */ color: oklch(83.8% 0.110 190.9);

Tailwind

colors: {
  custom: {
    50: '#9cebe6',
    500: '#66e1db',
    950: '#000000',
  },
}

SCSS

$custom: #66e1db;
$custom-light: #9cebe6;
$custom-dark: #000000;

JSON

{
  "hex": "#66e1db",
  "rgb": {
    "r": 102,
    "g": 225,
    "b": 219
  },
  "hsl": {
    "h": 177.073,
    "s": 67.213,
    "l": 64.118
  },
  "oklch": {
    "l": 0.83846,
    "c": 0.1102,
    "h": 190.9
  },
  "luminance": 0.6179
}

Semantic roles & 50–950 ramp

primary

#66E1DB

secondary

#AD3E44

accent

#161FCF

background

#FCFEFE

surface

#F6FDFC

border

#D0D5D5

text

#0F1615

muted

#808484

Preview Lab

Preview with #66E1DB

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

Preview Lab → · Contrast checker → · Palette generator →