#66E359#66E359

#66E359 is a light, highly saturated green. Relative luminance 0.585; OKLCH L 81.6% C 0.210 H 141.8°. Best body text is #000000 at 12.70:1 contrast (WCAG AA passes).

Color values

HEX#66E359
RGBrgb(102, 227, 89)
HSLhsl(114, 71%, 62%)
HSVhsv(114, 61%, 89%)
CMYKcmyk(55.1%, 0%, 60.8%, 11%)
CIE-LABlab(81.01, -60.60, 55.67)
CIE-LCHlch(81.01, 82.29, 137.43°)
OKLaboklab(81.6% -0.1653 0.1301)
OKLCHoklch(81.6% 0.21 141.8)
XYZxyz(34.7500, 58.4813, 18.9061)
Luminance0.5848 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66E359 #D659E3
analogous
#ABE359 #66E359 #59E391
triadic
#66E359 #5966E3 #E35966
tetradic
#66E359 #59ABE3 #D659E3 #E39159
square
#66E359 #59ABE3 #D659E3 #E39159
split-complementary
#66E359 #9159E3 #E359AB
monochromatic
#29A61C #36DA25 #66E359 #96EC8D #C7F5C2

Accessibility & contrast

On white

1.65
#66E359 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.70
#66E359 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E359
12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66E359#FFFFFF#000000##000000
##66E3591.001.6512.7012.70
#FFFFFF1.651.0021.0021.00
#00000012.7021.001.001.00
##00000012.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#E8D04A
Deuteranopia (green-blind)
#D8C564
Tritanopia (blue-blind)
#55DCC6
Achromatopsia (no color)
#C9C9C9

Design tokens & code

CSS
--color: #66e359;
/* rgb */ color: rgb(102, 227, 89);
/* oklch */ color: oklch(81.6% 0.210 141.8);
Tailwind
colors: {
  custom: {
    50: '#9ced8d',
    500: '#66e359',
    950: '#000000',
  },
}
SCSS
$custom: #66e359;
$custom-light: #9ced8d;
$custom-dark: #000000;
JSON
{
  "hex": "#66e359",
  "rgb": {
    "r": 102,
    "g": 227,
    "b": 89
  },
  "hsl": {
    "h": 114.348,
    "s": 71.134,
    "l": 61.961
  },
  "oklch": {
    "l": 0.81598,
    "c": 0.21038,
    "h": 141.8
  },
  "luminance": 0.58484
}

Semantic roles & 50–950 ramp

primary
#66E359
secondary
#9D38A8
accent
#12D3C1
background
#FCFFFC
surface
#F6FEF4
border
#D0D6CE
text
#0F160C
muted
#80857F

Preview Lab

Preview with #66E359

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

Preview Lab → · Contrast checker → · Palette generator →

#66E359 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva