#66ED7A#66ED7A

#66ED7A is a very light, vivid green. Relative luminance 0.648; OKLCH L 84.5% C 0.196 H 146.4°. Best body text is #000000 at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#66ED7A
RGB	rgb(102, 237, 122)
HSL	hsl(129, 79%, 66%)
HSV	hsv(129, 57%, 93%)
CMYK	cmyk(57%, 0%, 48.5%, 7.1%)
CIE-LAB	lab(84.38, -60.25, 44.61)
CIE-LCH	lch(84.38, 74.97, 143.48°)
OKLab	oklab(84.49% -0.1631 0.1082)
OKLCH	oklch(84.49% 0.196 146.4)
XYZ	xyz(39.2740, 64.7947, 28.8455)
Luminance	0.6480 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ED7A #ED66D9

analogous

#96ED66 #66ED7A #66EDBE

triadic

#66ED7A #7A66ED #ED7A66

tetradic

#66ED7A #6696ED #ED66D9 #EDBE66

square

#66ED7A #6696ED #ED66D9 #EDBE66

split-complementary

#66ED7A #BE66ED #ED6696

monochromatic

#17C230 #2FE74A #66ED7A #9DF3AA #D4FAD9

Accessibility & contrast

On white

1.50

#66ED7A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.96

#66ED7A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ED7A

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ED7A	#FFFFFF	#000000	##000000
##66ED7A	1.00	1.50	13.96	13.96
#FFFFFF	1.50	1.00	21.00	21.00
#000000	13.96	21.00	1.00	1.00
##000000	13.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0DA70

Deuteranopia (green-blind)

#DECE82

Tritanopia (blue-blind)

#49E8D2

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #66ed7a;
/* rgb */ color: rgb(102, 237, 122);
/* oklch */ color: oklch(84.5% 0.196 146.4);

Tailwind

colors: {
  custom: {
    50: '#9df4a2',
    500: '#66ed7a',
    950: '#000000',
  },
}

SCSS

$custom: #66ed7a;
$custom-light: #9df4a2;
$custom-dark: #000000;

JSON

{
  "hex": "#66ed7a",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 122
  },
  "hsl": {
    "h": 128.889,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.84492,
    "c": 0.19572,
    "h": 146.4
  },
  "luminance": 0.64798
}

Semantic roles & 50–950 ramp

primary

#66ED7A

secondary

#C037AC

accent

#0ABCDB

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170F

muted

#808580

Preview Lab

Preview with #66ED7A

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

Preview Lab → · Contrast checker → · Palette generator →