#66ED5D#66ED5D

#66ED5D is a very light, highly saturated green. Relative luminance 0.642; OKLCH L 84.1% C 0.220 H 142.3°. Best body text is #000000 at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#66ED5D
RGB	rgb(102, 237, 93)
HSL	hsl(116, 80%, 65%)
HSV	hsv(116, 61%, 93%)
CMYK	cmyk(57%, 0%, 60.8%, 7.1%)
CIE-LAB	lab(84.06, -63.80, 57.42)
CIE-LCH	lch(84.06, 85.83, 138.01°)
OKLab	oklab(84.13% -0.1738 0.1342)
OKLCH	oklch(84.13% 0.22 142.3)
XYZ	xyz(37.7375, 64.1801, 20.7531)
Luminance	0.6418 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ED5D #E45DED

analogous

#AEED5D #66ED5D #5DED9C

triadic

#66ED5D #5D66ED #ED5D66

tetradic

#66ED5D #5DAEED #E45DED #ED9C5D

square

#66ED5D #5DAEED #E45DED #ED9C5D

split-complementary

#66ED5D #9C5DED #ED5DAE

monochromatic

#1FBB15 #32E726 #66ED5D #9AF394 #CEF9CB

Accessibility & contrast

On white

1.52

#66ED5D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.84

#66ED5D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ED5D

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ED5D	#FFFFFF	#000000	##000000
##66ED5D	1.00	1.52	13.84	13.84
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.84	21.00	1.00	1.00
##000000	13.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D94D

Deuteranopia (green-blind)

#E1CD69

Tritanopia (blue-blind)

#51E6CE

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #66ed5d;
/* rgb */ color: rgb(102, 237, 93);
/* oklch */ color: oklch(84.1% 0.220 142.3);

Tailwind

colors: {
  custom: {
    50: '#9ef490',
    500: '#66ed5d',
    950: '#000000',
  },
}

SCSS

$custom: #66ed5d;
$custom-light: #9ef490;
$custom-dark: #000000;

JSON

{
  "hex": "#66ed5d",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 93
  },
  "hsl": {
    "h": 116.25,
    "s": 80,
    "l": 64.706
  },
  "oklch": {
    "l": 0.84126,
    "c": 0.21958,
    "h": 142.3
  },
  "luminance": 0.64183
}

Semantic roles & 50–950 ramp

primary

#66ED5D

secondary

#B134BA

accent

#09DCCF

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#10170D

muted

#80857F

Preview Lab

Preview with #66ED5D

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

Preview Lab → · Contrast checker → · Palette generator →