#66E582#66E582

#66E582 is a very light, vivid green. Relative luminance 0.605; OKLCH L 82.7% C 0.178 H 148.5°. Best body text is #000000 at 13.10:1 contrast (WCAG AA passes).

Color values

HEX#66E582
RGBrgb(102, 229, 130)
HSLhsl(133, 71%, 65%)
HSVhsv(133, 55%, 90%)
CMYKcmyk(55.5%, 0%, 43.2%, 10.2%)
CIE-LABlab(82.09, -56.02, 37.83)
CIE-LCHlch(82.09, 67.59, 145.97°)
OKLaboklab(82.65% -0.1516 0.093)
OKLCHoklch(82.65% 0.178 148.5)
XYZxyz(37.5255, 60.4718, 30.8095)
Luminance0.6048 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66E582 #E566C9
analogous
#8AE566 #66E582 #66E5C1
triadic
#66E582 #8266E5 #E58266
tetradic
#66E582 #668AE5 #E566C9 #E5C166
square
#66E582 #668AE5 #E566C9 #E5C166
split-complementary
#66E582 #C166E5 #E5668A
monochromatic
#1EB23F #32DC57 #66E582 #9AEEAD #CFF7D7

Accessibility & contrast

On white

1.60
#66E582 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.10
#66E582 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E582
13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66E582#FFFFFF#000000##000000
##66E5821.001.6013.1013.10
#FFFFFF1.601.0021.0021.00
#00000013.1021.001.001.00
##00000013.1021.001.001.00

Color blindness preview

Protanopia (red-blind)
#E7D37B
Deuteranopia (green-blind)
#D6C889
Tritanopia (blue-blind)
#49E1CD
Achromatopsia (no color)
#CCCCCC

Design tokens & code

CSS
--color: #66e582;
/* rgb */ color: rgb(102, 229, 130);
/* oklch */ color: oklch(82.7% 0.178 148.5);
Tailwind
colors: {
  custom: {
    50: '#9beea7',
    500: '#66e582',
    950: '#000000',
  },
}
SCSS
$custom: #66e582;
$custom-light: #9beea7;
$custom-dark: #000000;
JSON
{
  "hex": "#66e582",
  "rgb": {
    "r": 102,
    "g": 229,
    "b": 130
  },
  "hsl": {
    "h": 133.228,
    "s": 70.95,
    "l": 64.902
  },
  "oklch": {
    "l": 0.82651,
    "c": 0.17791,
    "h": 148.5
  },
  "luminance": 0.60475
}

Semantic roles & 50–950 ramp

primary
#66E582
secondary
#B33C99
accent
#13A9D3
background
#FCFFFC
surface
#F5FEF6
border
#CFD6D0
text
#0F160F
muted
#808580

Preview Lab

Preview with #66E582

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

Preview Lab → · Contrast checker → · Palette generator →

#66E582 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva