#66FDC7#66FDC7

#66FDC7 is a very light, vivid teal. Relative luminance 0.772; OKLCH L 89.9% C 0.150 H 166.2°. Best body text is #000000 at 16.44:1 contrast (WCAG AA passes).

Color values

HEX	#66FDC7
RGB	rgb(102, 253, 199)
HSL	hsl(159, 97%, 70%)
HSV	hsv(159, 60%, 99%)
CMYK	cmyk(59.7%, 0%, 21.3%, 0.8%)
CIE-LAB	lab(90.41, -52.61, 14.00)
CIE-LCH	lch(90.41, 54.44, 165.10°)
OKLab	oklab(89.87% -0.1461 0.0359)
OKLCH	oklch(89.87% 0.15 166.2)
XYZ	xyz(50.9084, 77.1937, 66.2388)
Luminance	0.7720 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FDC7 #FD669C

analogous

#66FD7C #66FDC7 #66E8FD

triadic

#66FDC7 #C766FD #FDC766

tetradic

#66FDC7 #7C66FD #FD669C #E8FD66

square

#66FDC7 #7C66FD #FD669C #E8FD66

split-complementary

#66FDC7 #FD66E8 #FD7C66

monochromatic

#03E695 #2AFCB1 #66FDC7 #A2FEDD #DFFFF3

Accessibility & contrast

On white

1.28

#66FDC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.44

#66FDC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FDC7

16.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FDC7	#FFFFFF	#000000	##000000
##66FDC7	1.00	1.28	16.44	16.44
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.44	21.00	1.00	1.00
##000000	16.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8EDC4

Deuteranopia (green-blind)

#E2DDCB

Tritanopia (blue-blind)

#00FEEE

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #66fdc7;
/* rgb */ color: rgb(102, 253, 199);
/* oklch */ color: oklch(89.9% 0.150 166.2);

Tailwind

colors: {
  custom: {
    50: '#9fffd8',
    500: '#66fdc7',
    950: '#000000',
  },
}

SCSS

$custom: #66fdc7;
$custom-light: #9fffd8;
$custom-dark: #000000;

JSON

{
  "hex": "#66fdc7",
  "rgb": {
    "r": 102,
    "g": 253,
    "b": 199
  },
  "hsl": {
    "h": 158.543,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.89869,
    "c": 0.15041,
    "h": 166.2
  },
  "luminance": 0.77199
}

Semantic roles & 50–950 ramp

primary

#66FDC7

secondary

#D82F6C

accent

#0052E6

background

#FDFFFE

surface

#F7FFFB

border

#D0D7D4

text

#101814

muted

#818683

Preview Lab

Preview with #66FDC7

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

Preview Lab → · Contrast checker → · Palette generator →