#66FCD5#66FCD5

#66FCD5 is a very light, vivid teal. Relative luminance 0.772; OKLCH L 90.0% C 0.140 H 172.9°. Best body text is #000000 at 16.45:1 contrast (WCAG AA passes).

Color values

HEX	#66FCD5
RGB	rgb(102, 252, 213)
HSL	hsl(164, 96%, 69%)
HSV	hsv(164, 60%, 99%)
CMYK	cmyk(59.5%, 0%, 15.5%, 1.2%)
CIE-LAB	lab(90.43, -49.06, 6.81)
CIE-LCH	lch(90.43, 49.53, 172.10°)
OKLab	oklab(89.99% -0.1389 0.0172)
OKLCH	oklch(89.99% 0.14 172.9)
XYZ	xyz(52.2944, 77.2443, 75.0916)
Luminance	0.7725 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FCD5 #FC668D

analogous

#66FC8A #66FCD5 #66D8FC

triadic

#66FCD5 #D566FC #FCD566

tetradic

#66FCD5 #8A66FC #FC668D #D8FC66

square

#66FCD5 #8A66FC #FC668D #D8FC66

split-complementary

#66FCD5 #FC66D8 #FC8A66

monochromatic

#04E3A9 #2AFBC5 #66FCD5 #A2FDE5 #DEFEF6

Accessibility & contrast

On white

1.28

#66FCD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.45

#66FCD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FCD5

16.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FCD5	#FFFFFF	#000000	##000000
##66FCD5	1.00	1.28	16.45	16.45
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.45	21.00	1.00	1.00
##000000	16.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4EDD3

Deuteranopia (green-blind)

#DFDDD8

Tritanopia (blue-blind)

#00FEF1

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #66fcd5;
/* rgb */ color: rgb(102, 252, 213);
/* oklch */ color: oklch(90.0% 0.140 172.9);

Tailwind

colors: {
  custom: {
    50: '#9ffee1',
    500: '#66fcd5',
    950: '#000000',
  },
}

SCSS

$custom: #66fcd5;
$custom-light: #9ffee1;
$custom-dark: #000000;

JSON

{
  "hex": "#66fcd5",
  "rgb": {
    "r": 102,
    "g": 252,
    "b": 213
  },
  "hsl": {
    "h": 164.4,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.89992,
    "c": 0.13994,
    "h": 172.9
  },
  "luminance": 0.7725
}

Semantic roles & 50–950 ramp

primary

#66FCD5

secondary

#D6305B

accent

#003CE6

background

#FDFFFE

surface

#F7FFFC

border

#D0D7D5

text

#101815

muted

#818684

Preview Lab

Preview with #66FCD5

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

Preview Lab → · Contrast checker → · Palette generator →