#66FA78#66FA78

#66FA78 is a very light, highly saturated green. Relative luminance 0.726; OKLCH L 87.7% C 0.214 H 145.7°. Best body text is #000000 at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#66FA78
RGB	rgb(102, 250, 120)
HSL	hsl(127, 94%, 69%)
HSV	hsv(127, 59%, 98%)
CMYK	cmyk(59.2%, 0%, 52%, 2%)
CIE-LAB	lab(88.23, -65.28, 50.30)
CIE-LCH	lch(88.23, 82.41, 142.39°)
OKLab	oklab(87.66% -0.1767 0.1208)
OKLCH	oklch(87.66% 0.214 145.7)
XYZ	xyz(43.0526, 72.5480, 29.5000)
Luminance	0.7255 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FA78 #FA66E8

analogous

#9EFA66 #66FA78 #66FAC2

triadic

#66FA78 #7866FA #FA7866

tetradic

#66FA78 #669EFA #FA66E8 #FAC266

square

#66FA78 #669EFA #FA66E8 #FAC266

split-complementary

#66FA78 #C266FA #FA669E

monochromatic

#07DE21 #2BF844 #66FA78 #A1FCAC #DDFEE1

Accessibility & contrast

On white

1.35

#66FA78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.51

#66FA78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FA78

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FA78	#FFFFFF	#000000	##000000
##66FA78	1.00	1.35	15.51	15.51
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.51	21.00	1.00	1.00
##000000	15.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE56C

Deuteranopia (green-blind)

#EBD882

Tritanopia (blue-blind)

#45F4DC

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66fa78;
/* rgb */ color: rgb(102, 250, 120);
/* oklch */ color: oklch(87.7% 0.214 145.7);

Tailwind

colors: {
  custom: {
    50: '#9ffda2',
    500: '#66fa78',
    950: '#000000',
  },
}

SCSS

$custom: #66fa78;
$custom-light: #9ffda2;
$custom-dark: #000000;

JSON

{
  "hex": "#66fa78",
  "rgb": {
    "r": 102,
    "g": 250,
    "b": 120
  },
  "hsl": {
    "h": 127.297,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.87656,
    "c": 0.21402,
    "h": 145.7
  },
  "luminance": 0.72552
}

Semantic roles & 50–950 ramp

primary

#66FA78

secondary

#D430C0

accent

#00CAE6

background

#FDFFFC

surface

#F7FFF5

border

#D0D7CF

text

#10180F

muted

#818680

Preview Lab

Preview with #66FA78

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

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