#66EE8A#66EE8A

#66EE8A is a very light, vivid green. Relative luminance 0.658; OKLCH L 85.0% C 0.183 H 149.6°. Best body text is #000000 at 14.16:1 contrast (WCAG AA passes).

Color values

HEX	#66EE8A
RGB	rgb(102, 238, 138)
HSL	hsl(136, 80%, 67%)
HSV	hsv(136, 57%, 93%)
CMYK	cmyk(57.1%, 0%, 42%, 6.7%)
CIE-LAB	lab(84.90, -58.22, 37.48)
CIE-LCH	lch(84.90, 69.24, 147.23°)
OKLab	oklab(84.99% -0.1575 0.0925)
OKLCH	oklch(84.99% 0.183 149.6)
XYZ	xyz(40.6386, 65.8051, 34.5999)
Luminance	0.6581 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EE8A #EE66CA

analogous

#86EE66 #66EE8A #66EECE

triadic

#66EE8A #8A66EE #EE8A66

tetradic

#66EE8A #6686EE #EE66CA #EECE66

square

#66EE8A #6686EE #EE66CA #EECE66

split-complementary

#66EE8A #CE66EE #EE6686

monochromatic

#16C444 #2FE860 #66EE8A #9DF4B4 #D4FADE

Accessibility & contrast

On white

1.48

#66EE8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.16

#66EE8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EE8A

14.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EE8A	#FFFFFF	#000000	##000000
##66EE8A	1.00	1.48	14.16	14.16
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.16	21.00	1.00	1.00
##000000	14.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0DC83

Deuteranopia (green-blind)

#DDCF91

Tritanopia (blue-blind)

#43EAD6

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66ee8a;
/* rgb */ color: rgb(102, 238, 138);
/* oklch */ color: oklch(85.0% 0.183 149.6);

Tailwind

colors: {
  custom: {
    50: '#9df4ad',
    500: '#66ee8a',
    950: '#000000',
  },
}

SCSS

$custom: #66ee8a;
$custom-light: #9df4ad;
$custom-dark: #000000;

JSON

{
  "hex": "#66ee8a",
  "rgb": {
    "r": 102,
    "g": 238,
    "b": 138
  },
  "hsl": {
    "h": 135.882,
    "s": 80,
    "l": 66.667
  },
  "oklch": {
    "l": 0.8499,
    "c": 0.18268,
    "h": 149.6
  },
  "luminance": 0.65809
}

Semantic roles & 50–950 ramp

primary

#66EE8A

secondary

#C2379D

accent

#09A4DC

background

#FCFFFD

surface

#F6FEF7

border

#D0D6D0

text

#0F1710

muted

#808581

Preview Lab

Preview with #66EE8A

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

Preview Lab → · Contrast checker → · Palette generator →