#66EE83#66EE83

#66EE83 is a very light, vivid green. Relative luminance 0.656; OKLCH L 84.9% C 0.189 H 148.1°. Best body text is #000000 at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#66EE83
RGB	rgb(102, 238, 131)
HSL	hsl(133, 80%, 67%)
HSV	hsv(133, 57%, 93%)
CMYK	cmyk(57.1%, 0%, 45%, 6.7%)
CIE-LAB	lab(84.80, -59.31, 40.79)
CIE-LCH	lch(84.80, 71.99, 145.48°)
OKLab	oklab(84.88% -0.1604 0.0999)
OKLCH	oklch(84.88% 0.189 148.1)
XYZ	xyz(40.1480, 65.6089, 32.0164)
Luminance	0.6561 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EE83 #EE66D1

analogous

#8DEE66 #66EE83 #66EEC7

triadic

#66EE83 #8366EE #EE8366

tetradic

#66EE83 #668DEE #EE66D1 #EEC766

square

#66EE83 #668DEE #EE66D1 #EEC766

split-complementary

#66EE83 #C766EE #EE668D

monochromatic

#16C43B #2FE856 #66EE83 #9DF4B0 #D4FADC

Accessibility & contrast

On white

1.49

#66EE83 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.12

#66EE83 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EE83

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EE83	#FFFFFF	#000000	##000000
##66EE83	1.00	1.49	14.12	14.12
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.12	21.00	1.00	1.00
##000000	14.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0DB7B

Deuteranopia (green-blind)

#DECF8A

Tritanopia (blue-blind)

#46EAD4

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66ee83;
/* rgb */ color: rgb(102, 238, 131);
/* oklch */ color: oklch(84.9% 0.189 148.1);

Tailwind

colors: {
  custom: {
    50: '#9df4a8',
    500: '#66ee83',
    950: '#000000',
  },
}

SCSS

$custom: #66ee83;
$custom-light: #9df4a8;
$custom-dark: #000000;

JSON

{
  "hex": "#66ee83",
  "rgb": {
    "r": 102,
    "g": 238,
    "b": 131
  },
  "hsl": {
    "h": 132.794,
    "s": 80,
    "l": 66.667
  },
  "oklch": {
    "l": 0.84875,
    "c": 0.18901,
    "h": 148.1
  },
  "luminance": 0.65613
}

Semantic roles & 50–950 ramp

primary

#66EE83

secondary

#C237A4

accent

#09AFDC

background

#FCFFFC

surface

#F6FEF6

border

#D0D6D0

text

#0F1710

muted

#808580

Preview Lab

Preview with #66EE83

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

Preview Lab → · Contrast checker → · Palette generator →