#66EA6D#66EA6D

#66EA6D is a very light, highly saturated green. Relative luminance 0.628; OKLCH L 83.6% C 0.203 H 144.4°. Best body text is #000000 at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#66EA6D
RGB	rgb(102, 234, 109)
HSL	hsl(123, 76%, 66%)
HSV	hsv(123, 56%, 92%)
CMYK	cmyk(56.4%, 0%, 53.4%, 8.2%)
CIE-LAB	lab(83.32, -60.87, 49.44)
CIE-LCH	lch(83.32, 78.42, 140.92°)
OKLab	oklab(83.57% -0.1651 0.1182)
OKLCH	oklch(83.57% 0.203 144.4)
XYZ	xyz(37.6605, 62.7712, 24.5965)
Luminance	0.6278 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EA6D #EA66E3

analogous

#A1EA66 #66EA6D #66EAAF

triadic

#66EA6D #6D66EA #EA6D66

tetradic

#66EA6D #66A1EA #EA66E3 #EAAF66

square

#66EA6D #66A1EA #EA66E3 #EAAF66

split-complementary

#66EA6D #AF66EA #EA66A1

monochromatic

#1ABC22 #30E33A #66EA6D #9CF1A0 #D2F9D4

Accessibility & contrast

On white

1.55

#66EA6D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.56

#66EA6D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EA6D

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EA6D	#FFFFFF	#000000	##000000
##66EA6D	1.00	1.55	13.56	13.56
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.56	21.00	1.00	1.00
##000000	13.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED761

Deuteranopia (green-blind)

#DDCB76

Tritanopia (blue-blind)

#4EE4CE

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66ea6d;
/* rgb */ color: rgb(102, 234, 109);
/* oklch */ color: oklch(83.6% 0.203 144.4);

Tailwind

colors: {
  custom: {
    50: '#9df29a',
    500: '#66ea6d',
    950: '#000000',
  },
}

SCSS

$custom: #66ea6d;
$custom-light: #9df29a;
$custom-dark: #000000;

JSON

{
  "hex": "#66ea6d",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 109
  },
  "hsl": {
    "h": 123.182,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.83572,
    "c": 0.20308,
    "h": 144.4
  },
  "luminance": 0.62775
}

Semantic roles & 50–950 ramp

primary

#66EA6D

secondary

#BB39B4

accent

#0DCDD8

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170E

muted

#80857F

Preview Lab

Preview with #66EA6D

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

Preview Lab → · Contrast checker → · Palette generator →