#66F3DA#66F3DA

#66F3DA is a very light, vivid teal. Relative luminance 0.720; OKLCH L 88.0% C 0.127 H 179.6°. Best body text is #000000 at 15.40:1 contrast (WCAG AA passes).

Color values

HEX	#66F3DA
RGB	rgb(102, 243, 218)
HSL	hsl(169, 85%, 68%)
HSV	hsv(169, 58%, 95%)
CMYK	cmyk(58%, 0%, 10.3%, 4.7%)
CIE-LAB	lab(87.96, -44.00, 0.62)
CIE-LCH	lch(87.96, 44.00, 179.19°)
OKLab	oklab(88.02% -0.1275 0.0009)
OKLCH	oklch(88.02% 0.127 179.6)
XYZ	xyz(50.1792, 71.9829, 77.5657)
Luminance	0.7199 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F3DA #F3667F

analogous

#66F394 #66F3DA #66C5F3

triadic

#66F3DA #DA66F3 #F3DA66

tetradic

#66F3DA #9466F3 #F3667F #C5F366

square

#66F3DA #9466F3 #F3667F #C5F366

split-complementary

#66F3DA #F366C5 #F39466

monochromatic

#10CEAD #2DEFCC #66F3DA #9FF7E8 #D7FCF5

Accessibility & contrast

On white

1.36

#66F3DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.40

#66F3DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F3DA

15.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F3DA	#FFFFFF	#000000	##000000
##66F3DA	1.00	1.36	15.40	15.40
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.40	21.00	1.00	1.00
##000000	15.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAE6D9

Deuteranopia (green-blind)

#D4D6DC

Tritanopia (blue-blind)

#00F7EB

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66f3da;
/* rgb */ color: rgb(102, 243, 218);
/* oklch */ color: oklch(88.0% 0.127 179.6);

Tailwind

colors: {
  custom: {
    50: '#9ef7e5',
    500: '#66f3da',
    950: '#000000',
  },
}

SCSS

$custom: #66f3da;
$custom-light: #9ef7e5;
$custom-dark: #000000;

JSON

{
  "hex": "#66f3da",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 218
  },
  "hsl": {
    "h": 169.362,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.8802,
    "c": 0.12747,
    "h": 179.6
  },
  "luminance": 0.71988
}

Semantic roles & 50–950 ramp

primary

#66F3DA

secondary

#CA334E

accent

#042BE2

background

#FCFFFE

surface

#F6FFFC

border

#D0D7D5

text

#101715

muted

#808584

Preview Lab

Preview with #66F3DA

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

Preview Lab → · Contrast checker → · Palette generator →