#66D677#66D677

#66D677 is a light, vivid green. Relative luminance 0.522; OKLCH L 78.8% C 0.168 H 146.9°. Best body text is #000000 at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#66D677
RGB	rgb(102, 214, 119)
HSL	hsl(129, 58%, 62%)
HSV	hsv(129, 52%, 84%)
CMYK	cmyk(52.3%, 0%, 44.4%, 16.1%)
CIE-LAB	lab(77.43, -51.81, 37.32)
CIE-LCH	lch(77.43, 63.85, 144.23°)
OKLab	oklab(78.77% -0.1405 0.0915)
OKLCH	oklch(78.77% 0.168 146.9)
XYZ	xyz(32.8538, 52.2471, 25.8026)
Luminance	0.5225 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D677 #D666C5

analogous

#8DD666 #66D677 #66D6AF

triadic

#66D677 #7766D6 #D67766

tetradic

#66D677 #668DD6 #D666C5 #D6AF66

square

#66D677 #668DD6 #D666C5 #D6AF66

split-complementary

#66D677 #AF66D6 #D6668D

monochromatic

#29993A #36C94C #66D677 #96E3A2 #C7F0CD

Accessibility & contrast

On white

1.83

#66D677 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.45

#66D677 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D677

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D677	#FFFFFF	#000000	##000000
##66D677	1.00	1.83	11.45	11.45
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.45	21.00	1.00	1.00
##000000	11.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C670

Deuteranopia (green-blind)

#C9BB7D

Tritanopia (blue-blind)

#51D2BF

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #66d677;
/* rgb */ color: rgb(102, 214, 119);
/* oklch */ color: oklch(78.8% 0.168 146.9);

Tailwind

colors: {
  custom: {
    50: '#9ae39f',
    500: '#66d677',
    950: '#000000',
  },
}

SCSS

$custom: #66d677;
$custom-light: #9ae39f;
$custom-dark: #000000;

JSON

{
  "hex": "#66d677",
  "rgb": {
    "r": 102,
    "g": 214,
    "b": 119
  },
  "hsl": {
    "h": 129.107,
    "s": 57.732,
    "l": 61.961
  },
  "oklch": {
    "l": 0.78772,
    "c": 0.16763,
    "h": 146.9
  },
  "luminance": 0.5225
}

Semantic roles & 50–950 ramp

primary

#66D677

secondary

#9D4390

accent

#20ACC5

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0F150F

muted

#808480

Preview Lab

Preview with #66D677

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

Preview Lab → · Contrast checker → · Palette generator →