#66E759#66E759

#66E759 is a very light, highly saturated green. Relative luminance 0.607; OKLCH L 82.6% C 0.215 H 141.8°. Best body text is #000000 at 13.14:1 contrast (WCAG AA passes).

Color values

HEX#66E759
RGBrgb(102, 231, 89)
HSLhsl(115, 75%, 63%)
HSVhsv(115, 61%, 91%)
CMYKcmyk(55.8%, 0%, 61.5%, 9.4%)
CIE-LABlab(82.21, -62.05, 57.04)
CIE-LCHlch(82.21, 84.28, 137.41°)
OKLaboklab(82.59% -0.1693 0.133)
OKLCHoklch(82.59% 0.215 141.8)
XYZxyz(35.8568, 60.6948, 19.2750)
Luminance0.6070 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66E759 #DA59E7
analogous
#ADE759 #66E759 #59E793
triadic
#66E759 #5966E7 #E75966
tetradic
#66E759 #59ADE7 #DA59E7 #E79359
square
#66E759 #59ADE7 #DA59E7 #E79359
split-complementary
#66E759 #9359E7 #E759AD
monochromatic
#26AD19 #35DF24 #66E759 #97EF8E #C9F6C4

Accessibility & contrast

On white

1.60
#66E759 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.14
#66E759 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E759
13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66E759#FFFFFF#000000##000000
##66E7591.001.6013.1413.14
#FFFFFF1.601.0021.0021.00
#00000013.1421.001.001.00
##00000013.1421.001.001.00

Color blindness preview

Protanopia (red-blind)
#ECD349
Deuteranopia (green-blind)
#DCC865
Tritanopia (blue-blind)
#54E0C9
Achromatopsia (no color)
#CCCCCC

Design tokens & code

CSS
--color: #66e759;
/* rgb */ color: rgb(102, 231, 89);
/* oklch */ color: oklch(82.6% 0.215 141.8);
Tailwind
colors: {
  custom: {
    50: '#9df08d',
    500: '#66e759',
    950: '#000000',
  },
}
SCSS
$custom: #66e759;
$custom-light: #9df08d;
$custom-dark: #000000;
JSON
{
  "hex": "#66e759",
  "rgb": {
    "r": 102,
    "g": 231,
    "b": 89
  },
  "hsl": {
    "h": 114.507,
    "s": 74.737,
    "l": 62.745
  },
  "oklch": {
    "l": 0.82594,
    "c": 0.21527,
    "h": 141.8
  },
  "luminance": 0.60698
}

Semantic roles & 50–950 ramp

primary
#66E759
secondary
#A336AE
accent
#0FD7C5
background
#FCFFFC
surface
#F6FEF4
border
#D0D6CE
text
#0F170C
muted
#80857F

Preview Lab

Preview with #66E759

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

Preview Lab → · Contrast checker → · Palette generator →

#66E759 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva