#66F394#66F394

#66F394 is a very light, vivid green. Relative luminance 0.691; OKLCH L 86.4% C 0.180 H 151.5°. Best body text is #000000 at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#66F394
RGB	rgb(102, 243, 148)
HSL	hsl(140, 85%, 68%)
HSV	hsv(140, 58%, 95%)
CMYK	cmyk(58%, 0%, 39.1%, 4.7%)
CIE-LAB	lab(86.53, -58.50, 34.65)
CIE-LCH	lch(86.53, 67.99, 149.36°)
OKLab	oklab(86.38% -0.1583 0.0861)
OKLCH	oklch(86.38% 0.18 151.5)
XYZ	xyz(42.8721, 69.0600, 39.0818)
Luminance	0.6906 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F394 #F366C5

analogous

#7FF366 #66F394 #66F3DA

triadic

#66F394 #9466F3 #F39466

tetradic

#66F394 #667FF3 #F366C5 #F3DA66

square

#66F394 #667FF3 #F366C5 #F3DA66

split-complementary

#66F394 #DA66F3 #F3667F

monochromatic

#10CE4E #2DEF6C #66F394 #9FF7BC #D7FCE3

Accessibility & contrast

On white

1.42

#66F394 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.81

#66F394 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F394

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F394	#FFFFFF	#000000	##000000
##66F394	1.00	1.42	14.81	14.81
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.81	21.00	1.00	1.00
##000000	14.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4E18D

Deuteranopia (green-blind)

#E1D39A

Tritanopia (blue-blind)

#3CF0DB

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #66f394;
/* rgb */ color: rgb(102, 243, 148);
/* oklch */ color: oklch(86.4% 0.180 151.5);

Tailwind

colors: {
  custom: {
    50: '#9df8b4',
    500: '#66f394',
    950: '#000000',
  },
}

SCSS

$custom: #66f394;
$custom-light: #9df8b4;
$custom-dark: #000000;

JSON

{
  "hex": "#66f394",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 148
  },
  "hsl": {
    "h": 139.574,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.86384,
    "c": 0.18026,
    "h": 151.5
  },
  "luminance": 0.69064
}

Semantic roles & 50–950 ramp

primary

#66F394

secondary

#CA3399

accent

#0499E2

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #66F394

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

Preview Lab → · Contrast checker → · Palette generator →