#66F4A3#66F4A3

#66F4A3 is a very light, vivid green. Relative luminance 0.702; OKLCH L 86.9% C 0.168 H 155.4°. Best body text is #000000 at 15.03:1 contrast (WCAG AA passes).

Color values

HEX#66F4A3
RGBrgb(102, 244, 163)
HSLhsl(146, 87%, 68%)
HSVhsv(146, 58%, 96%)
CMYKcmyk(58.2%, 0%, 33.2%, 4.3%)
CIE-LABlab(87.08, -56.24, 27.82)
CIE-LCHlch(87.08, 62.74, 153.68°)
OKLaboklab(86.91% -0.1528 0.0701)
OKLCHoklch(86.91% 0.168 155.4)
XYZxyz(44.4373, 70.1662, 45.8449)
Luminance0.7017 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66F4A3 #F466B7
analogous
#70F466 #66F4A3 #66F4EA
triadic
#66F4A3 #A366F4 #F4A366
tetradic
#66F4A3 #6670F4 #F466B7 #F4EA66
square
#66F4A3 #6670F4 #F466B7 #F4EA66
split-complementary
#66F4A3 #EA66F4 #F46670
monochromatic
#0FD162 #2DF081 #66F4A3 #9FF8C5 #D8FCE8

Accessibility & contrast

On white

1.40
#66F4A3 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.03
#66F4A3 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F4A3
15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66F4A3#FFFFFF#000000##000000
##66F4A31.001.4015.0315.03
#FFFFFF1.401.0021.0021.00
#00000015.0321.001.001.00
##00000015.0321.001.001.00

Color blindness preview

Protanopia (red-blind)
#F3E29E
Deuteranopia (green-blind)
#E0D5A8
Tritanopia (blue-blind)
#32F2DF
Achromatopsia (no color)
#DADADA

Design tokens & code

CSS
--color: #66f4a3;
/* rgb */ color: rgb(102, 244, 163);
/* oklch */ color: oklch(86.9% 0.168 155.4);
Tailwind
colors: {
  custom: {
    50: '#9df9be',
    500: '#66f4a3',
    950: '#000000',
  },
}
SCSS
$custom: #66f4a3;
$custom-light: #9df9be;
$custom-dark: #000000;
JSON
{
  "hex": "#66f4a3",
  "rgb": {
    "r": 102,
    "g": 244,
    "b": 163
  },
  "hsl": {
    "h": 145.775,
    "s": 86.585,
    "l": 67.843
  },
  "oklch": {
    "l": 0.86912,
    "c": 0.16814,
    "h": 155.4
  },
  "luminance": 0.7017
}

Semantic roles & 50–950 ramp

primary
#66F4A3
secondary
#CC328A
accent
#0283E3
background
#FCFFFD
surface
#F6FFF8
border
#D0D7D1
text
#0F1712
muted
#808582

Preview Lab

Preview with #66F4A3

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

Preview Lab → · Contrast checker → · Palette generator →

#66F4A3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva