#66E858#66E858

#66E858 is a very light, highly saturated green. Relative luminance 0.612; OKLCH L 82.8% C 0.217 H 141.7°. Best body text is #000000 at 13.25:1 contrast (WCAG AA passes).

Color values

HEX#66E858
RGBrgb(102, 232, 88)
HSLhsl(114, 76%, 63%)
HSVhsv(114, 62%, 91%)
CMYKcmyk(56%, 0%, 62.1%, 9%)
CIE-LABlab(82.51, -62.52, 57.79)
CIE-LCHlch(82.51, 85.13, 137.25°)
OKLaboklab(82.83% -0.1706 0.1345)
OKLCHoklch(82.83% 0.217 141.7)
XYZxyz(36.0958, 61.2395, 19.1489)
Luminance0.6124 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66E858 #DA58E8
analogous
#AEE858 #66E858 #58E892
triadic
#66E858 #5866E8 #E85866
tetradic
#66E858 #58AEE8 #DA58E8 #E89258
square
#66E858 #58AEE8 #DA58E8 #E89258
split-complementary
#66E858 #9258E8 #E858AE
monochromatic
#26AE18 #35E122 #66E858 #97EF8E #C9F7C4

Accessibility & contrast

On white

1.59
#66E858 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.25
#66E858 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E858
13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66E858#FFFFFF#000000##000000
##66E8581.001.5913.2513.25
#FFFFFF1.591.0021.0021.00
#00000013.2521.001.001.00
##00000013.2521.001.001.00

Color blindness preview

Protanopia (red-blind)
#EDD447
Deuteranopia (green-blind)
#DDC964
Tritanopia (blue-blind)
#53E1CA
Achromatopsia (no color)
#CDCDCD

Design tokens & code

CSS
--color: #66e858;
/* rgb */ color: rgb(102, 232, 88);
/* oklch */ color: oklch(82.8% 0.217 141.7);
Tailwind
colors: {
  custom: {
    50: '#9df08c',
    500: '#66e858',
    950: '#000000',
  },
}
SCSS
$custom: #66e858;
$custom-light: #9df08c;
$custom-dark: #000000;
JSON
{
  "hex": "#66e858",
  "rgb": {
    "r": 102,
    "g": 232,
    "b": 88
  },
  "hsl": {
    "h": 114.167,
    "s": 75.789,
    "l": 62.745
  },
  "oklch": {
    "l": 0.82832,
    "c": 0.21723,
    "h": 141.7
  },
  "luminance": 0.61243
}

Semantic roles & 50–950 ramp

primary
#66E858
secondary
#A336AF
accent
#0ED8C4
background
#FCFFFC
surface
#F6FEF4
border
#D0D6CE
text
#0F170C
muted
#80857F

Preview Lab

Preview with #66E858

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

Preview Lab → · Contrast checker → · Palette generator →

#66E858 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva