#66F9BB#66F9BB

#66F9BB is a very light, vivid teal. Relative luminance 0.742; OKLCH L 88.6% C 0.154 H 162.5°. Best body text is #000000 at 15.83:1 contrast (WCAG AA passes).

Color values

HEX#66F9BB
RGBrgb(102, 249, 187)
HSLhsl(155, 92%, 69%)
HSVhsv(155, 59%, 98%)
CMYKcmyk(59%, 0%, 24.9%, 2.4%)
CIE-LABlab(89.00, -53.52, 18.19)
CIE-LCHlch(89.00, 56.53, 161.23°)
OKLaboklab(88.63% -0.1473 0.0465)
OKLCHoklch(88.63% 0.154 162.5)
XYZxyz(48.3202, 74.1592, 58.7718)
Luminance0.7416 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66F9BB #F966A4
analogous
#66F972 #66F9BB #66EEF9
triadic
#66F9BB #BB66F9 #F9BB66
tetradic
#66F9BB #7266F9 #F966A4 #EEF966
square
#66F9BB #7266F9 #F966A4 #EEF966
split-complementary
#66F9BB #F966EE #F97266
monochromatic
#09DC83 #2BF7A1 #66F9BB #A1FBD5 #DCFEEF

Accessibility & contrast

On white

1.33
#66F9BB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.83
#66F9BB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F9BB
15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66F9BB#FFFFFF#000000##000000
##66F9BB1.001.3315.8315.83
#FFFFFF1.331.0021.0021.00
#00000015.8321.001.001.00
##00000015.8321.001.001.00

Color blindness preview

Protanopia (red-blind)
#F5E8B8
Deuteranopia (green-blind)
#E1DABF
Tritanopia (blue-blind)
#10F9E8
Achromatopsia (no color)
#DFDFDF

Design tokens & code

CSS
--color: #66f9bb;
/* rgb */ color: rgb(102, 249, 187);
/* oklch */ color: oklch(88.6% 0.154 162.5);
Tailwind
colors: {
  custom: {
    50: '#9efccf',
    500: '#66f9bb',
    950: '#000000',
  },
}
SCSS
$custom: #66f9bb;
$custom-light: #9efccf;
$custom-dark: #000000;
JSON
{
  "hex": "#66f9bb",
  "rgb": {
    "r": 102,
    "g": 249,
    "b": 187
  },
  "hsl": {
    "h": 154.694,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.88633,
    "c": 0.15447,
    "h": 162.5
  },
  "luminance": 0.74164
}

Semantic roles & 50–950 ramp

primary
#66F9BB
secondary
#D33075
accent
#0061E6
background
#FCFFFE
surface
#F6FFFB
border
#D0D7D4
text
#101813
muted
#808683

Preview Lab

Preview with #66F9BB

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

Preview Lab → · Contrast checker → · Palette generator →

#66F9BB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva