#66FD7D#66FD7D

#66FD7D is a very light, highly saturated green. Relative luminance 0.746; OKLCH L 88.5% C 0.214 H 146.3°. Best body text is #000000 at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#66FD7D
RGB	rgb(102, 253, 125)
HSL	hsl(129, 97%, 70%)
HSV	hsv(129, 60%, 99%)
CMYK	cmyk(59.7%, 0%, 50.6%, 0.8%)
CIE-LAB	lab(89.18, -65.70, 49.14)
CIE-LCH	lch(89.18, 82.04, 143.20°)
OKLab	oklab(88.46% -0.1777 0.1185)
OKLCH	oklch(88.46% 0.214 146.3)
XYZ	xyz(44.3036, 74.5518, 31.4532)
Luminance	0.7456 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FD7D #FD66E6

analogous

#9BFD66 #66FD7D #66FDC9

triadic

#66FD7D #7D66FD #FD7D66

tetradic

#66FD7D #669BFD #FD66E6 #FDC966

square

#66FD7D #669BFD #FD66E6 #FDC966

split-complementary

#66FD7D #C966FD #FD669B

monochromatic

#03E626 #2AFC4A #66FD7D #A2FEB0 #DFFFE4

Accessibility & contrast

On white

1.32

#66FD7D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.91

#66FD7D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FD7D

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FD7D	#FFFFFF	#000000	##000000
##66FD7D	1.00	1.32	15.91	15.91
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.91	21.00	1.00	1.00
##000000	15.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE872

Deuteranopia (green-blind)

#EDDB86

Tritanopia (blue-blind)

#42F7E0

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #66fd7d;
/* rgb */ color: rgb(102, 253, 125);
/* oklch */ color: oklch(88.5% 0.214 146.3);

Tailwind

colors: {
  custom: {
    50: '#9fffa5',
    500: '#66fd7d',
    950: '#000000',
  },
}

SCSS

$custom: #66fd7d;
$custom-light: #9fffa5;
$custom-dark: #000000;

JSON

{
  "hex": "#66fd7d",
  "rgb": {
    "r": 102,
    "g": 253,
    "b": 125
  },
  "hsl": {
    "h": 129.139,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.88459,
    "c": 0.21356,
    "h": 146.3
  },
  "luminance": 0.74556
}

Semantic roles & 50–950 ramp

primary

#66FD7D

secondary

#D82FBE

accent

#00C3E6

background

#FDFFFC

surface

#F7FFF6

border

#D0D7D0

text

#10180F

muted

#818680

Preview Lab

Preview with #66FD7D

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

Preview Lab → · Contrast checker → · Palette generator →