#66D746#66D746

#66D746 is a light, highly saturated green. Relative luminance 0.519; OKLCH L 78.4% C 0.209 H 139.5°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#66D746
RGB	rgb(102, 215, 70)
HSL	hsl(107, 64%, 56%)
HSV	hsv(107, 67%, 84%)
CMYK	cmyk(52.6%, 0%, 67.4%, 15.7%)
CIE-LAB	lab(77.20, -57.98, 59.32)
CIE-LCH	lch(77.20, 82.95, 134.34°)
OKLab	oklab(78.41% -0.1593 0.1358)
OKLCH	oklch(78.41% 0.209 139.5)
XYZ	xyz(30.8842, 51.8654, 14.1767)
Luminance	0.5187 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D746 #B746D7

analogous

#AED746 #66D746 #46D76E

triadic

#66D746 #4666D7 #D74666

tetradic

#66D746 #46AED7 #B746D7 #D76E46

square

#66D746 #46AED7 #B746D7 #D76E46

split-complementary

#66D746 #6E46D7 #D746AE

monochromatic

#34861D #48B828 #66D746 #90E278 #B9EDAB

Accessibility & contrast

On white

1.85

#66D746 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.37

#66D746 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D746

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D746	#FFFFFF	#000000	##000000
##66D746	1.00	1.85	11.37	11.37
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.37	21.00	1.00	1.00
##000000	11.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC531

Deuteranopia (green-blind)

#CEBB53

Tritanopia (blue-blind)

#5BD0BA

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #66d746;
/* rgb */ color: rgb(102, 215, 70);
/* oklch */ color: oklch(78.4% 0.209 139.5);

Tailwind

colors: {
  custom: {
    50: '#9ce480',
    500: '#66d746',
    950: '#000000',
  },
}

SCSS

$custom: #66d746;
$custom-light: #9ce480;
$custom-dark: #000000;

JSON

{
  "hex": "#66d746",
  "rgb": {
    "r": 102,
    "g": 215,
    "b": 70
  },
  "hsl": {
    "h": 106.759,
    "s": 64.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.78413,
    "c": 0.20935,
    "h": 139.5
  },
  "luminance": 0.51868
}

Semantic roles & 50–950 ramp

primary

#66D746

secondary

#79358C

accent

#40E7C3

background

#FCFEFB

surface

#F6FCF2

border

#D0D5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66D746

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

Preview Lab → · Contrast checker → · Palette generator →