#66FC79#66FC79

#66FC79 is a very light, highly saturated green. Relative luminance 0.738; OKLCH L 88.2% C 0.216 H 145.7°. Best body text is #000000 at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#66FC79
RGB	rgb(102, 252, 121)
HSL	hsl(128, 96%, 69%)
HSV	hsv(128, 60%, 99%)
CMYK	cmyk(59.5%, 0%, 52%, 1.2%)
CIE-LAB	lab(88.84, -65.87, 50.57)
CIE-LCH	lch(88.84, 83.04, 142.48°)
OKLab	oklab(88.16% -0.1783 0.1214)
OKLCH	oklch(88.16% 0.216 145.7)
XYZ	xyz(43.7383, 73.8219, 30.0295)
Luminance	0.7383 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FC79 #FC66E9

analogous

#9EFC66 #66FC79 #66FCC4

triadic

#66FC79 #7966FC #FC7966

tetradic

#66FC79 #669EFC #FC66E9 #FCC466

square

#66FC79 #669EFC #FC66E9 #FCC466

split-complementary

#66FC79 #C466FC #FC669E

monochromatic

#04E321 #2AFB44 #66FC79 #A2FDAE #DEFEE2

Accessibility & contrast

On white

1.33

#66FC79 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.77

#66FC79 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FC79

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FC79	#FFFFFF	#000000	##000000
##66FC79	1.00	1.33	15.77	15.77
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.77	21.00	1.00	1.00
##000000	15.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE76D

Deuteranopia (green-blind)

#EDDA83

Tritanopia (blue-blind)

#44F6DE

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66fc79;
/* rgb */ color: rgb(102, 252, 121);
/* oklch */ color: oklch(88.2% 0.216 145.7);

Tailwind

colors: {
  custom: {
    50: '#9ffea2',
    500: '#66fc79',
    950: '#000000',
  },
}

SCSS

$custom: #66fc79;
$custom-light: #9ffea2;
$custom-dark: #000000;

JSON

{
  "hex": "#66fc79",
  "rgb": {
    "r": 102,
    "g": 252,
    "b": 121
  },
  "hsl": {
    "h": 127.6,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.8816,
    "c": 0.21569,
    "h": 145.7
  },
  "luminance": 0.73826
}

Semantic roles & 50–950 ramp

primary

#66FC79

secondary

#D630C1

accent

#00C8E6

background

#FDFFFC

surface

#F7FFF6

border

#D0D7D0

text

#10180F

muted

#818680

Preview Lab

Preview with #66FC79

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

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