#66EB9E#66EB9E

#66EB9E is a very light, vivid green. Relative luminance 0.647; OKLCH L 84.6% C 0.160 H 155.2°. Best body text is #000000 at 13.94:1 contrast (WCAG AA passes).

Color values

HEX#66EB9E
RGBrgb(102, 235, 158)
HSLhsl(145, 77%, 66%)
HSVhsv(145, 57%, 92%)
CMYKcmyk(56.6%, 0%, 32.8%, 7.8%)
CIE-LABlab(84.33, -53.58, 26.65)
CIE-LCHlch(84.33, 59.85, 153.56°)
OKLaboklab(84.63% -0.1457 0.0672)
OKLCHoklch(84.63% 0.16 155.2)
XYZxyz(41.3560, 64.7062, 42.6513)
Luminance0.6471 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66EB9E #EB66B3
analogous
#70EB66 #66EB9E #66EBE0
triadic
#66EB9E #9E66EB #EB9E66
tetradic
#66EB9E #6670EB #EB66B3 #EBE066
square
#66EB9E #6670EB #EB66B3 #EBE066
split-complementary
#66EB9E #E066EB #EB6670
monochromatic
#19BE5E #30E47C #66EB9E #9CF2C0 #D2F9E3

Accessibility & contrast

On white

1.51
#66EB9E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.94
#66EB9E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EB9E
13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66EB9E#FFFFFF#000000##000000
##66EB9E1.001.5113.9413.94
#FFFFFF1.511.0021.0021.00
#00000013.9421.001.001.00
##00000013.9421.001.001.00

Color blindness preview

Protanopia (red-blind)
#EADA99
Deuteranopia (green-blind)
#D8CDA3
Tritanopia (blue-blind)
#3AE9D7
Achromatopsia (no color)
#D2D2D2

Design tokens & code

CSS
--color: #66eb9e;
/* rgb */ color: rgb(102, 235, 158);
/* oklch */ color: oklch(84.6% 0.160 155.2);
Tailwind
colors: {
  custom: {
    50: '#9cf2bb',
    500: '#66eb9e',
    950: '#000000',
  },
}
SCSS
$custom: #66eb9e;
$custom-light: #9cf2bb;
$custom-dark: #000000;
JSON
{
  "hex": "#66eb9e",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 158
  },
  "hsl": {
    "h": 145.263,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.84634,
    "c": 0.16048,
    "h": 155.2
  },
  "luminance": 0.6471
}

Semantic roles & 50–950 ramp

primary
#66EB9E
secondary
#BD3985
accent
#0C83D9
background
#FCFFFD
surface
#F6FEF8
border
#D0D6D1
text
#0F1712
muted
#808582

Preview Lab

Preview with #66EB9E

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

Preview Lab → · Contrast checker → · Palette generator →

#66EB9E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva