#66EA6B#66EA6B

#66EA6B is a very light, highly saturated green. Relative luminance 0.627; OKLCH L 83.5% C 0.205 H 144.1°. Best body text is #000000 at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#66EA6B
RGB	rgb(102, 234, 107)
HSL	hsl(122, 76%, 66%)
HSV	hsv(122, 56%, 92%)
CMYK	cmyk(56.4%, 0%, 54.3%, 8.2%)
CIE-LAB	lab(83.30, -61.12, 50.33)
CIE-LCH	lch(83.30, 79.18, 140.53°)
OKLab	oklab(83.55% -0.1659 0.12)
OKLCH	oklch(83.55% 0.205 144.1)
XYZ	xyz(37.5540, 62.7286, 24.0359)
Luminance	0.6273 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EA6B #EA66E5

analogous

#A3EA66 #66EA6B #66EAAD

triadic

#66EA6B #6B66EA #EA6B66

tetradic

#66EA6B #66A3EA #EA66E5 #EAAD66

square

#66EA6B #66A3EA #EA66E5 #EAAD66

split-complementary

#66EA6B #AD66EA #EA66A3

monochromatic

#1ABC20 #30E337 #66EA6B #9CF19F #D2F9D3

Accessibility & contrast

On white

1.55

#66EA6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.55

#66EA6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EA6B

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EA6B	#FFFFFF	#000000	##000000
##66EA6B	1.00	1.55	13.55	13.55
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.55	21.00	1.00	1.00
##000000	13.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED75F

Deuteranopia (green-blind)

#DDCB74

Tritanopia (blue-blind)

#4FE4CE

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #66ea6b;
/* rgb */ color: rgb(102, 234, 107);
/* oklch */ color: oklch(83.5% 0.205 144.1);

Tailwind

colors: {
  custom: {
    50: '#9df298',
    500: '#66ea6b',
    950: '#000000',
  },
}

SCSS

$custom: #66ea6b;
$custom-light: #9df298;
$custom-dark: #000000;

JSON

{
  "hex": "#66ea6b",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 107
  },
  "hsl": {
    "h": 122.273,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.83546,
    "c": 0.20475,
    "h": 144.1
  },
  "luminance": 0.62732
}

Semantic roles & 50–950 ramp

primary

#66EA6B

secondary

#BB39B6

accent

#0DD0D8

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170E

muted

#80857F

Preview Lab

Preview with #66EA6B

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

Preview Lab → · Contrast checker → · Palette generator →