#66EA6C#66EA6C

#66EA6C is a very light, highly saturated green. Relative luminance 0.628; OKLCH L 83.6% C 0.204 H 144.3°. Best body text is #000000 at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#66EA6C
RGB	rgb(102, 234, 108)
HSL	hsl(123, 76%, 66%)
HSV	hsv(123, 56%, 92%)
CMYK	cmyk(56.4%, 0%, 53.8%, 8.2%)
CIE-LAB	lab(83.31, -60.99, 49.89)
CIE-LCH	lch(83.31, 78.80, 140.72°)
OKLab	oklab(83.56% -0.1655 0.1191)
OKLCH	oklch(83.56% 0.204 144.3)
XYZ	xyz(37.6069, 62.7498, 24.3146)
Luminance	0.6275 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EA6C #EA66E4

analogous

#A2EA66 #66EA6C #66EAAE

triadic

#66EA6C #6C66EA #EA6C66

tetradic

#66EA6C #66A2EA #EA66E4 #EAAE66

square

#66EA6C #66A2EA #EA66E4 #EAAE66

split-complementary

#66EA6C #AE66EA #EA66A2

monochromatic

#1ABC21 #30E338 #66EA6C #9CF1A0 #D2F9D3

Accessibility & contrast

On white

1.55

#66EA6C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.55

#66EA6C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EA6C

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EA6C	#FFFFFF	#000000	##000000
##66EA6C	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)

#EED760

Deuteranopia (green-blind)

#DDCB75

Tritanopia (blue-blind)

#4EE4CE

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66ea6c;
/* rgb */ color: rgb(102, 234, 108);
/* oklch */ color: oklch(83.6% 0.204 144.3);

Tailwind

colors: {
  custom: {
    50: '#9df299',
    500: '#66ea6c',
    950: '#000000',
  },
}

SCSS

$custom: #66ea6c;
$custom-light: #9df299;
$custom-dark: #000000;

JSON

{
  "hex": "#66ea6c",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 108
  },
  "hsl": {
    "h": 122.727,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.83559,
    "c": 0.20392,
    "h": 144.3
  },
  "luminance": 0.62753
}

Semantic roles & 50–950 ramp

primary

#66EA6C

secondary

#BB39B5

accent

#0DCFD8

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170E

muted

#80857F

Preview Lab

Preview with #66EA6C

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

Preview Lab → · Contrast checker → · Palette generator →