#66EB7B#66EB7B

#66EB7B is a very light, vivid green. Relative luminance 0.637; OKLCH L 84.0% C 0.192 H 146.7°. Best body text is #000000 at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#66EB7B
RGB	rgb(102, 235, 123)
HSL	hsl(129, 77%, 66%)
HSV	hsv(129, 57%, 92%)
CMYK	cmyk(56.6%, 0%, 47.7%, 7.8%)
CIE-LAB	lab(83.79, -59.36, 43.40)
CIE-LCH	lch(83.79, 73.53, 143.82°)
OKLab	oklab(84.02% -0.1607 0.1055)
OKLCH	oklch(84.02% 0.192 146.7)
XYZ	xyz(38.7605, 63.6680, 28.9816)
Luminance	0.6367 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EB7B #EB66D6

analogous

#93EB66 #66EB7B #66EBBD

triadic

#66EB7B #7B66EB #EB7B66

tetradic

#66EB7B #6693EB #EB66D6 #EBBD66

square

#66EB7B #6693EB #EB66D6 #EBBD66

split-complementary

#66EB7B #BD66EB #EB6693

monochromatic

#19BE33 #30E44C #66EB7B #9CF2AA #D2F9D8

Accessibility & contrast

On white

1.53

#66EB7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.73

#66EB7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EB7B

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EB7B	#FFFFFF	#000000	##000000
##66EB7B	1.00	1.53	13.73	13.73
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.73	21.00	1.00	1.00
##000000	13.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED872

Deuteranopia (green-blind)

#DCCC83

Tritanopia (blue-blind)

#4AE6D1

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66eb7b;
/* rgb */ color: rgb(102, 235, 123);
/* oklch */ color: oklch(84.0% 0.192 146.7);

Tailwind

colors: {
  custom: {
    50: '#9cf2a3',
    500: '#66eb7b',
    950: '#000000',
  },
}

SCSS

$custom: #66eb7b;
$custom-light: #9cf2a3;
$custom-dark: #000000;

JSON

{
  "hex": "#66eb7b",
  "rgb": {
    "r": 102,
    "g": 235,
    "b": 123
  },
  "hsl": {
    "h": 129.474,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.84015,
    "c": 0.19222,
    "h": 146.7
  },
  "luminance": 0.63672
}

Semantic roles & 50–950 ramp

primary

#66EB7B

secondary

#BD39A8

accent

#0CB9D9

background

#FCFFFC

surface

#F6FEF6

border

#D0D6D0

text

#0F170F

muted

#808580

Preview Lab

Preview with #66EB7B

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

Preview Lab → · Contrast checker → · Palette generator →