#66FCC9#66FCC9

#66FCC9 is a very light, vivid teal. Relative luminance 0.767; OKLCH L 89.7% C 0.148 H 167.4°. Best body text is #000000 at 16.33:1 contrast (WCAG AA passes).

Color values

HEX#66FCC9
RGBrgb(102, 252, 201)
HSLhsl(160, 96%, 69%)
HSVhsv(160, 60%, 99%)
CMYKcmyk(59.5%, 0%, 20.2%, 1.2%)
CIE-LABlab(90.16, -51.76, 12.62)
CIE-LCHlch(90.16, 53.28, 166.30°)
OKLaboklab(89.68% -0.1442 0.0323)
OKLCHoklch(89.68% 0.148 167.4)
XYZxyz(50.8273, 76.6575, 67.3648)
Luminance0.7666 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66FCC9 #FC6699
analogous
#66FC7E #66FCC9 #66E4FC
triadic
#66FCC9 #C966FC #FCC966
tetradic
#66FCC9 #7E66FC #FC6699 #E4FC66
square
#66FCC9 #7E66FC #FC6699 #E4FC66
split-complementary
#66FCC9 #FC66E4 #FC7E66
monochromatic
#04E397 #2AFBB4 #66FCC9 #A2FDDE #DEFEF3

Accessibility & contrast

On white

1.29
#66FCC9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.33
#66FCC9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FCC9
16.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66FCC9#FFFFFF#000000##000000
##66FCC91.001.2916.3316.33
#FFFFFF1.291.0021.0021.00
#00000016.3321.001.001.00
##00000016.3321.001.001.00

Color blindness preview

Protanopia (red-blind)
#F6ECC6
Deuteranopia (green-blind)
#E1DDCC
Tritanopia (blue-blind)
#00FDEE
Achromatopsia (no color)
#E3E3E3

Design tokens & code

CSS
--color: #66fcc9;
/* rgb */ color: rgb(102, 252, 201);
/* oklch */ color: oklch(89.7% 0.148 167.4);
Tailwind
colors: {
  custom: {
    50: '#9ffed9',
    500: '#66fcc9',
    950: '#000000',
  },
}
SCSS
$custom: #66fcc9;
$custom-light: #9ffed9;
$custom-dark: #000000;
JSON
{
  "hex": "#66fcc9",
  "rgb": {
    "r": 102,
    "g": 252,
    "b": 201
  },
  "hsl": {
    "h": 159.6,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.89682,
    "c": 0.14774,
    "h": 167.4
  },
  "luminance": 0.76663
}

Semantic roles & 50–950 ramp

primary
#66FCC9
secondary
#D63068
accent
#004EE6
background
#FDFFFE
surface
#F7FFFB
border
#D0D7D4
text
#101814
muted
#818683

Preview Lab

Preview with #66FCC9

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

Preview Lab → · Contrast checker → · Palette generator →

#66FCC9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva