#66E657#66E657

#66E657 is a very light, highly saturated green. Relative luminance 0.601; OKLCH L 82.3% C 0.216 H 141.6°. Best body text is #000000 at 13.02:1 contrast (WCAG AA passes).

Color values

HEX#66E657
RGBrgb(102, 230, 87)
HSLhsl(114, 74%, 62%)
HSVhsv(114, 62%, 90%)
CMYKcmyk(55.7%, 0%, 62.2%, 9.8%)
CIE-LABlab(81.89, -61.90, 57.52)
CIE-LCHlch(81.89, 84.50, 137.10°)
OKLaboklab(82.32% -0.1689 0.1339)
OKLCHoklch(82.32% 0.216 141.6)
XYZxyz(35.4949, 60.1035, 18.7456)
Luminance0.6011 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66E657 #D757E6
analogous
#AEE657 #66E657 #57E68F
triadic
#66E657 #5766E6 #E65766
tetradic
#66E657 #57AEE6 #D757E6 #E68F57
square
#66E657 #57AEE6 #D757E6 #E68F57
split-complementary
#66E657 #8F57E6 #E657AE
monochromatic
#28A919 #35DE22 #66E657 #97EE8C #C7F6C2

Accessibility & contrast

On white

1.61
#66E657 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.02
#66E657 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E657
13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66E657#FFFFFF#000000##000000
##66E6571.001.6113.0213.02
#FFFFFF1.611.0021.0021.00
#00000013.0221.001.001.00
##00000013.0221.001.001.00

Color blindness preview

Protanopia (red-blind)
#EBD246
Deuteranopia (green-blind)
#DBC763
Tritanopia (blue-blind)
#54DFC8
Achromatopsia (no color)
#CCCCCC

Design tokens & code

CSS
--color: #66e657;
/* rgb */ color: rgb(102, 230, 87);
/* oklch */ color: oklch(82.3% 0.216 141.6);
Tailwind
colors: {
  custom: {
    50: '#9def8c',
    500: '#66e657',
    950: '#000000',
  },
}
SCSS
$custom: #66e657;
$custom-light: #9def8c;
$custom-dark: #000000;
JSON
{
  "hex": "#66e657",
  "rgb": {
    "r": 102,
    "g": 230,
    "b": 87
  },
  "hsl": {
    "h": 113.706,
    "s": 74.093,
    "l": 62.157
  },
  "oklch": {
    "l": 0.82324,
    "c": 0.21554,
    "h": 141.6
  },
  "luminance": 0.60107
}

Semantic roles & 50–950 ramp

primary
#66E657
secondary
#9F36AB
accent
#0FD6C1
background
#FCFFFC
surface
#F6FEF4
border
#D0D6CE
text
#0F160C
muted
#80857F

Preview Lab

Preview with #66E657

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

Preview Lab → · Contrast checker → · Palette generator →

#66E657 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva