#66E8F6#66E8F6

#66E8F6 is a very light, moderate teal. Relative luminance 0.672; OKLCH L 86.4% C 0.115 H 205.0°. Best body text is #000000 at 14.44:1 contrast (WCAG AA passes).

Color values

HEX#66E8F6
RGBrgb(102, 232, 246)
HSLhsl(186, 89%, 68%)
HSVhsv(186, 59%, 96%)
CMYKcmyk(58.5%, 5.7%, 0%, 3.5%)
CIE-LABlab(85.60, -31.72, -17.57)
CIE-LCHlch(85.60, 36.26, 208.99°)
OKLaboklab(86.37% -0.1044 -0.0486)
OKLCHoklch(86.37% 0.115 205)
XYZxyz(50.9637, 67.1866, 97.4534)
Luminance0.6719 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66E8F6 #F67466
analogous
#66F6BC #66E8F6 #66A0F6
triadic
#66E8F6 #F666E8 #E8F666
tetradic
#66E8F6 #BC66F6 #F67466 #A0F666
square
#66E8F6 #BC66F6 #F67466 #A0F666
split-complementary
#66E8F6 #F666A0 #F6BC66
monochromatic
#0DC2D5 #2CDFF3 #66E8F6 #A0F1F9 #DAF9FD

Accessibility & contrast

On white

1.45
#66E8F6 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

14.44
#66E8F6 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E8F6
14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66E8F6#FFFFFF#000000##000000
##66E8F61.001.4514.4414.44
#FFFFFF1.451.0021.0021.00
#00000014.4421.001.001.00
##00000014.4421.001.001.00

Color blindness preview

Protanopia (red-blind)
#D7DFF7
Deuteranopia (green-blind)
#C1CFF7
Tritanopia (blue-blind)
#00F1EC
Achromatopsia (no color)
#D6D6D6

Design tokens & code

CSS
--color: #66e8f6;
/* rgb */ color: rgb(102, 232, 246);
/* oklch */ color: oklch(86.4% 0.115 205.0);
Tailwind
colors: {
  custom: {
    50: '#9feff9',
    500: '#66e8f6',
    950: '#000000',
  },
}
SCSS
$custom: #66e8f6;
$custom-light: #9feff9;
$custom-dark: #000000;
JSON
{
  "hex": "#66e8f6",
  "rgb": {
    "r": 102,
    "g": 232,
    "b": 246
  },
  "hsl": {
    "h": 185.833,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.86369,
    "c": 0.11522,
    "h": 205
  },
  "luminance": 0.67192
}

Semantic roles & 50–950 ramp

primary
#66E8F6
secondary
#CF4031
accent
#1600E6
background
#FDFFFF
surface
#F7FEFF
border
#D0D6D7
text
#101617
muted
#818585

Preview Lab

Preview with #66E8F6

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

Preview Lab → · Contrast checker → · Palette generator →

#66E8F6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva