#66E975#66E975

#66E975 is a very light, vivid green. Relative luminance 0.624; OKLCH L 83.4% C 0.195 H 145.7°. Best body text is #000000 at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#66E975
RGB	rgb(102, 233, 117)
HSL	hsl(127, 75%, 66%)
HSV	hsv(127, 56%, 91%)
CMYK	cmyk(56.2%, 0%, 49.8%, 8.6%)
CIE-LAB	lab(83.12, -59.45, 45.44)
CIE-LCH	lch(83.12, 74.82, 142.61°)
OKLab	oklab(83.43% -0.161 0.1098)
OKLCH	oklch(83.43% 0.195 145.7)
XYZ	xyz(37.8270, 62.3836, 26.8740)
Luminance	0.6239 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E975 #E966DA

analogous

#98E966 #66E975 #66E9B6

triadic

#66E975 #7566E9 #E97566

tetradic

#66E975 #6698E9 #E966DA #E9B666

square

#66E975 #6698E9 #E966DA #E9B666

split-complementary

#66E975 #B666E9 #E96698

monochromatic

#1BBA2D #30E145 #66E975 #9CF1A5 #D1F8D6

Accessibility & contrast

On white

1.56

#66E975 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.48

#66E975 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E975

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E975	#FFFFFF	#000000	##000000
##66E975	1.00	1.56	13.48	13.48
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.48	21.00	1.00	1.00
##000000	13.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD66B

Deuteranopia (green-blind)

#DBCA7D

Tritanopia (blue-blind)

#4CE4CE

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #66e975;
/* rgb */ color: rgb(102, 233, 117);
/* oklch */ color: oklch(83.4% 0.195 145.7);

Tailwind

colors: {
  custom: {
    50: '#9cf19f',
    500: '#66e975',
    950: '#000000',
  },
}

SCSS

$custom: #66e975;
$custom-light: #9cf19f;
$custom-dark: #000000;

JSON

{
  "hex": "#66e975",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 117
  },
  "hsl": {
    "h": 126.87,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.83434,
    "c": 0.19491,
    "h": 145.7
  },
  "luminance": 0.62387
}

Semantic roles & 50–950 ramp

primary

#66E975

secondary

#B93AAB

accent

#0EC0D7

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170F

muted

#808580

Preview Lab

Preview with #66E975

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

Preview Lab → · Contrast checker → · Palette generator →