#66F6FB#66F6FB

#66F6FB is a very light, vivid teal. Relative luminance 0.757; OKLCH L 89.7% C 0.123 H 198.4°. Best body text is #000000 at 16.14:1 contrast (WCAG AA passes).

Color values

HEX#66F6FB
RGBrgb(102, 246, 251)
HSLhsl(182, 95%, 69%)
HSVhsv(182, 59%, 98%)
CMYKcmyk(59.4%, 2%, 0%, 1.6%)
CIE-LABlab(89.72, -36.91, -14.01)
CIE-LCHlch(89.72, 39.48, 200.78°)
OKLaboklab(89.74% -0.1167 -0.0388)
OKLCHoklch(89.74% 0.123 198.4)
XYZxyz(55.8404, 75.6955, 102.9159)
Luminance0.7570 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66F6FB #FB6B66
analogous
#66FBB5 #66F6FB #66ACFB
triadic
#66F6FB #FB66F6 #F6FB66
tetradic
#66F6FB #B566FB #FB6B66 #ACFB66
square
#66F6FB #B566FB #FB6B66 #ACFB66
split-complementary
#66F6FB #FB66AC #FBB566
monochromatic
#06D9E1 #2AF2F9 #66F6FB #A2FAFD #DDFDFE

Accessibility & contrast

On white

1.30
#66F6FB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.14
#66F6FB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F6FB
16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66F6FB#FFFFFF#000000##000000
##66F6FB1.001.3016.1416.14
#FFFFFF1.301.0021.0021.00
#00000016.1421.001.001.00
##00000016.1421.001.001.00

Color blindness preview

Protanopia (red-blind)
#E6ECFC
Deuteranopia (green-blind)
#CFDAFC
Tritanopia (blue-blind)
#00FEF7
Achromatopsia (no color)
#E2E2E2

Design tokens & code

CSS
--color: #66f6fb;
/* rgb */ color: rgb(102, 246, 251);
/* oklch */ color: oklch(89.7% 0.123 198.4);
Tailwind
colors: {
  custom: {
    50: '#a0f9fc',
    500: '#66f6fb',
    950: '#000000',
  },
}
SCSS
$custom: #66f6fb;
$custom-light: #a0f9fc;
$custom-dark: #000000;
JSON
{
  "hex": "#66f6fb",
  "rgb": {
    "r": 102,
    "g": 246,
    "b": 251
  },
  "hsl": {
    "h": 182.013,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.89742,
    "c": 0.12294,
    "h": 198.4
  },
  "luminance": 0.75701
}

Semantic roles & 50–950 ramp

primary
#66F6FB
secondary
#D53630
accent
#0800E6
background
#FDFFFF
surface
#F7FFFF
border
#D0D7D7
text
#101717
muted
#818585

Preview Lab

Preview with #66F6FB

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

Preview Lab → · Contrast checker → · Palette generator →

#66F6FB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva