#66D686#66D686

#66D686 is a light, vivid green. Relative luminance 0.526; OKLCH L 79.0% C 0.153 H 150.8°. Best body text is #000000 at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#66D686
RGB	rgb(102, 214, 134)
HSL	hsl(137, 58%, 62%)
HSV	hsv(137, 52%, 84%)
CMYK	cmyk(52.3%, 0%, 37.4%, 16.1%)
CIE-LAB	lab(77.66, -49.37, 30.01)
CIE-LCH	lch(77.66, 57.78, 148.70°)
OKLab	oklab(79.04% -0.134 0.0749)
OKLCH	oklch(79.04% 0.154 150.8)
XYZ	xyz(33.8268, 52.6363, 30.9269)
Luminance	0.5264 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D686 #D666B6

analogous

#7ED666 #66D686 #66D6BE

triadic

#66D686 #8666D6 #D68666

tetradic

#66D686 #667ED6 #D666B6 #D6BE66

square

#66D686 #667ED6 #D666B6 #D6BE66

split-complementary

#66D686 #BE66D6 #D6667E

monochromatic

#299949 #36C960 #66D686 #96E3AC #C7F0D2

Accessibility & contrast

On white

1.82

#66D686 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.53

#66D686 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D686

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D686	#FFFFFF	#000000	##000000
##66D686	1.00	1.82	11.53	11.53
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.53	21.00	1.00	1.00
##000000	11.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C681

Deuteranopia (green-blind)

#C7BC8B

Tritanopia (blue-blind)

#4CD3C2

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d686;
/* rgb */ color: rgb(102, 214, 134);
/* oklch */ color: oklch(79.0% 0.153 150.8);

Tailwind

colors: {
  custom: {
    50: '#99e3aa',
    500: '#66d686',
    950: '#000000',
  },
}

SCSS

$custom: #66d686;
$custom-light: #99e3aa;
$custom-dark: #000000;

JSON

{
  "hex": "#66d686",
  "rgb": {
    "r": 102,
    "g": 214,
    "b": 134
  },
  "hsl": {
    "h": 137.143,
    "s": 57.732,
    "l": 61.961
  },
  "oklch": {
    "l": 0.79037,
    "c": 0.1535,
    "h": 150.8
  },
  "luminance": 0.52639
}

Semantic roles & 50–950 ramp

primary

#66D686

secondary

#9D4384

accent

#2096C5

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0F1510

muted

#808481

Preview Lab

Preview with #66D686

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

Preview Lab → · Contrast checker → · Palette generator →