#66D747#66D747

#66D747 is a light, highly saturated green. Relative luminance 0.519; OKLCH L 78.4% C 0.209 H 139.6°. Best body text is #000000 at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#66D747
RGB	rgb(102, 215, 71)
HSL	hsl(107, 64%, 56%)
HSV	hsv(107, 67%, 84%)
CMYK	cmyk(52.6%, 0%, 67%, 15.7%)
CIE-LAB	lab(77.21, -57.90, 58.94)
CIE-LCH	lch(77.21, 82.62, 134.49°)
OKLab	oklab(78.42% -0.159 0.1351)
OKLCH	oklch(78.42% 0.209 139.6)
XYZ	xyz(30.9160, 51.8782, 14.3444)
Luminance	0.5188 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D747 #B847D7

analogous

#AED747 #66D747 #47D770

triadic

#66D747 #4766D7 #D74766

tetradic

#66D747 #47AED7 #B847D7 #D77047

square

#66D747 #47AED7 #B847D7 #D77047

split-complementary

#66D747 #7047D7 #D747AE

monochromatic

#34861D #47B928 #66D747 #90E279 #BAEDAC

Accessibility & contrast

On white

1.85

#66D747 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.38

#66D747 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D747

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D747	#FFFFFF	#000000	##000000
##66D747	1.00	1.85	11.38	11.38
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.38	21.00	1.00	1.00
##000000	11.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC533

Deuteranopia (green-blind)

#CEBB54

Tritanopia (blue-blind)

#5AD0BA

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #66d747;
/* rgb */ color: rgb(102, 215, 71);
/* oklch */ color: oklch(78.4% 0.209 139.6);

Tailwind

colors: {
  custom: {
    50: '#9be481',
    500: '#66d747',
    950: '#000000',
  },
}

SCSS

$custom: #66d747;
$custom-light: #9be481;
$custom-dark: #000000;

JSON

{
  "hex": "#66d747",
  "rgb": {
    "r": 102,
    "g": 215,
    "b": 71
  },
  "hsl": {
    "h": 107.083,
    "s": 64.286,
    "l": 56.078
  },
  "oklch": {
    "l": 0.78421,
    "c": 0.20868,
    "h": 139.6
  },
  "luminance": 0.51881
}

Semantic roles & 50–950 ramp

primary

#66D747

secondary

#7A358D

accent

#41E7C3

background

#FCFEFB

surface

#F6FCF2

border

#D0D5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66D747

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

Preview Lab → · Contrast checker → · Palette generator →