#66D775#66D775

#66D775 is a light, vivid green. Relative luminance 0.527; OKLCH L 79.0% C 0.171 H 146.4°. Best body text is #000000 at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#66D775
RGB	rgb(102, 215, 117)
HSL	hsl(128, 59%, 62%)
HSV	hsv(128, 53%, 84%)
CMYK	cmyk(52.6%, 0%, 45.6%, 15.7%)
CIE-LAB	lab(77.70, -52.51, 38.66)
CIE-LCH	lch(77.70, 65.20, 143.63°)
OKLab	oklab(78.99% -0.1424 0.0945)
OKLCH	oklch(78.99% 0.171 146.4)
XYZ	xyz(32.9888, 52.7073, 25.2613)
Luminance	0.5271 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D775 #D766C8

analogous

#8FD766 #66D775 #66D7AE

triadic

#66D775 #7566D7 #D77566

tetradic

#66D775 #668FD7 #D766C8 #D7AE66

square

#66D775 #668FD7 #D766C8 #D7AE66

split-complementary

#66D775 #AE66D7 #D7668F

monochromatic

#289A37 #35CA49 #66D775 #97E4A1 #C7F0CD

Accessibility & contrast

On white

1.82

#66D775 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.54

#66D775 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D775

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D775	#FFFFFF	#000000	##000000
##66D775	1.00	1.82	11.54	11.54
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.54	21.00	1.00	1.00
##000000	11.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC66D

Deuteranopia (green-blind)

#CABC7C

Tritanopia (blue-blind)

#51D3C0

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d775;
/* rgb */ color: rgb(102, 215, 117);
/* oklch */ color: oklch(79.0% 0.171 146.4);

Tailwind

colors: {
  custom: {
    50: '#9ae49e',
    500: '#66d775',
    950: '#000000',
  },
}

SCSS

$custom: #66d775;
$custom-light: #9ae49e;
$custom-dark: #000000;

JSON

{
  "hex": "#66d775",
  "rgb": {
    "r": 102,
    "g": 215,
    "b": 117
  },
  "hsl": {
    "h": 127.965,
    "s": 58.549,
    "l": 62.157
  },
  "oklch": {
    "l": 0.78987,
    "c": 0.17086,
    "h": 146.4
  },
  "luminance": 0.5271
}

Semantic roles & 50–950 ramp

primary

#66D775

secondary

#9F4292

accent

#1FB0C6

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0F160E

muted

#80847F

Preview Lab

Preview with #66D775

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

Preview Lab → · Contrast checker → · Palette generator →