#66F3DB#66F3DB

#66F3DB is a very light, vivid teal. Relative luminance 0.720; OKLCH L 88.0% C 0.127 H 180.2°. Best body text is #000000 at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#66F3DB
RGB	rgb(102, 243, 219)
HSL	hsl(170, 85%, 68%)
HSV	hsv(170, 58%, 95%)
CMYK	cmyk(58%, 0%, 9.9%, 4.7%)
CIE-LAB	lab(87.99, -43.75, 0.14)
CIE-LCH	lch(87.99, 43.75, 179.82°)
OKLab	oklab(88.05% -0.127 -0.0004)
OKLCH	oklch(88.05% 0.127 180.2)
XYZ	xyz(50.3104, 72.0354, 78.2569)
Luminance	0.7204 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F3DB #F3667E

analogous

#66F394 #66F3DB #66C5F3

triadic

#66F3DB #DB66F3 #F3DB66

tetradic

#66F3DB #9466F3 #F3667E #C5F366

square

#66F3DB #9466F3 #F3667E #C5F366

split-complementary

#66F3DB #F366C5 #F39466

monochromatic

#10CEAE #2DEFCE #66F3DB #9FF7E8 #D7FCF6

Accessibility & contrast

On white

1.36

#66F3DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.41

#66F3DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F3DB

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F3DB	#FFFFFF	#000000	##000000
##66F3DB	1.00	1.36	15.41	15.41
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.41	21.00	1.00	1.00
##000000	15.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9E6DA

Deuteranopia (green-blind)

#D4D6DD

Tritanopia (blue-blind)

#00F7EC

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66f3db;
/* rgb */ color: rgb(102, 243, 219);
/* oklch */ color: oklch(88.0% 0.127 180.2);

Tailwind

colors: {
  custom: {
    50: '#9ef7e6',
    500: '#66f3db',
    950: '#000000',
  },
}

SCSS

$custom: #66f3db;
$custom-light: #9ef7e6;
$custom-dark: #000000;

JSON

{
  "hex": "#66f3db",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 219
  },
  "hsl": {
    "h": 169.787,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.88049,
    "c": 0.12703,
    "h": 180.2
  },
  "luminance": 0.7204
}

Semantic roles & 50–950 ramp

primary

#66F3DB

secondary

#CA334D

accent

#0429E2

background

#FCFFFE

surface

#F6FFFC

border

#D0D7D5

text

#101715

muted

#808584

Preview Lab

Preview with #66F3DB

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

Preview Lab → · Contrast checker → · Palette generator →