#66FDC8#66FDC8

#66FDC8 is a very light, vivid teal. Relative luminance 0.772; OKLCH L 89.9% C 0.150 H 166.6°. Best body text is #000000 at 16.45:1 contrast (WCAG AA passes).

Color values

HEX	#66FDC8
RGB	rgb(102, 253, 200)
HSL	hsl(159, 97%, 70%)
HSV	hsv(159, 60%, 99%)
CMYK	cmyk(59.7%, 0%, 20.9%, 0.8%)
CIE-LAB	lab(90.43, -52.39, 13.52)
CIE-LCH	lch(90.43, 54.11, 165.53°)
OKLab	oklab(89.89% -0.1456 0.0346)
OKLCH	oklch(89.89% 0.15 166.6)
XYZ	xyz(51.0249, 77.2403, 66.8522)
Luminance	0.7724 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FDC8 #FD669B

analogous

#66FD7C #66FDC8 #66E7FD

triadic

#66FDC8 #C866FD #FDC866

tetradic

#66FDC8 #7C66FD #FD669B #E7FD66

square

#66FDC8 #7C66FD #FD669B #E7FD66

split-complementary

#66FDC8 #FD66E7 #FD7C66

monochromatic

#03E696 #2AFCB2 #66FDC8 #A2FEDE #DFFFF3

Accessibility & contrast

On white

1.28

#66FDC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.45

#66FDC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FDC8

16.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FDC8	#FFFFFF	#000000	##000000
##66FDC8	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)

#F8EDC5

Deuteranopia (green-blind)

#E2DDCB

Tritanopia (blue-blind)

#00FEEE

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #66fdc8;
/* rgb */ color: rgb(102, 253, 200);
/* oklch */ color: oklch(89.9% 0.150 166.6);

Tailwind

colors: {
  custom: {
    50: '#9fffd8',
    500: '#66fdc8',
    950: '#000000',
  },
}

SCSS

$custom: #66fdc8;
$custom-light: #9fffd8;
$custom-dark: #000000;

JSON

{
  "hex": "#66fdc8",
  "rgb": {
    "r": 102,
    "g": 253,
    "b": 200
  },
  "hsl": {
    "h": 158.94,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.89894,
    "c": 0.14968,
    "h": 166.6
  },
  "luminance": 0.77245
}

Semantic roles & 50–950 ramp

primary

#66FDC8

secondary

#D82F6B

accent

#0051E6

background

#FDFFFE

surface

#F7FFFB

border

#D0D7D4

text

#101814

muted

#818683

Preview Lab

Preview with #66FDC8

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

Preview Lab → · Contrast checker → · Palette generator →