#66EA79#66EA79

#66EA79 is a very light, vivid green. Relative luminance 0.631; OKLCH L 83.7% C 0.193 H 146.4°. Best body text is #000000 at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#66EA79
RGB	rgb(102, 234, 121)
HSL	hsl(129, 76%, 66%)
HSV	hsv(129, 56%, 92%)
CMYK	cmyk(56.4%, 0%, 48.3%, 8.2%)
CIE-LAB	lab(83.47, -59.27, 43.96)
CIE-LCH	lch(83.47, 73.79, 143.43°)
OKLab	oklab(83.74% -0.1605 0.1067)
OKLCH	oklch(83.74% 0.193 146.4)
XYZ	xyz(38.3511, 63.0475, 28.2338)
Luminance	0.6305 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EA79 #EA66D7

analogous

#95EA66 #66EA79 #66EABB

triadic

#66EA79 #7966EA #EA7966

tetradic

#66EA79 #6695EA #EA66D7 #EABB66

square

#66EA79 #6695EA #EA66D7 #EABB66

split-complementary

#66EA79 #BB66EA #EA6695

monochromatic

#1ABC31 #30E34A #66EA79 #9CF1A8 #D2F9D7

Accessibility & contrast

On white

1.54

#66EA79 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.61

#66EA79 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EA79

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EA79	#FFFFFF	#000000	##000000
##66EA79	1.00	1.54	13.61	13.61
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.61	21.00	1.00	1.00
##000000	13.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD770

Deuteranopia (green-blind)

#DCCB81

Tritanopia (blue-blind)

#4BE5D0

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66ea79;
/* rgb */ color: rgb(102, 234, 121);
/* oklch */ color: oklch(83.7% 0.193 146.4);

Tailwind

colors: {
  custom: {
    50: '#9cf2a1',
    500: '#66ea79',
    950: '#000000',
  },
}

SCSS

$custom: #66ea79;
$custom-light: #9cf2a1;
$custom-dark: #000000;

JSON

{
  "hex": "#66ea79",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 121
  },
  "hsl": {
    "h": 128.636,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.83739,
    "c": 0.19269,
    "h": 146.4
  },
  "luminance": 0.63051
}

Semantic roles & 50–950 ramp

primary

#66EA79

secondary

#BB39A8

accent

#0DBBD8

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170F

muted

#808580

Preview Lab

Preview with #66EA79

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

Preview Lab → · Contrast checker → · Palette generator →