#66D134#66D134

#66D134 is a light, highly saturated green. Relative luminance 0.487; OKLCH L 76.8% C 0.213 H 137.9°. Best body text is #000000 at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#66D134
RGB	rgb(102, 209, 52)
HSL	hsl(101, 63%, 51%)
HSV	hsv(101, 75%, 82%)
CMYK	cmyk(51.2%, 0%, 75.1%, 18%)
CIE-LAB	lab(75.25, -57.09, 63.84)
CIE-LCH	lch(75.25, 85.64, 131.81°)
OKLab	oklab(76.77% -0.158 0.1429)
OKLCH	oklch(76.77% 0.213 137.9)
XYZ	xyz(28.8988, 48.6715, 11.1199)
Luminance	0.4867 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D134 #9F34D1

analogous

#B4D134 #66D134 #34D150

triadic

#66D134 #3466D1 #D13466

tetradic

#66D134 #34B4D1 #9F34D1 #D15034

square

#66D134 #34B4D1 #9F34D1 #D15034

split-complementary

#66D134 #5034D1 #D134B4

monochromatic

#35711A #4DA325 #66D134 #8CDC66 #B1E898

Accessibility & contrast

On white

1.96

#66D134 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.73

#66D134 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D134

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D134	#FFFFFF	#000000	##000000
##66D134	1.00	1.96	10.73	10.73
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.73	21.00	1.00	1.00
##000000	10.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BF0F

Deuteranopia (green-blind)

#CAB645

Tritanopia (blue-blind)

#5ECAB3

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #66d134;
/* rgb */ color: rgb(102, 209, 52);
/* oklch */ color: oklch(76.8% 0.213 137.9);

Tailwind

colors: {
  custom: {
    50: '#9be076',
    500: '#66d134',
    950: '#000000',
  },
}

SCSS

$custom: #66d134;
$custom-light: #9be076;
$custom-dark: #000000;

JSON

{
  "hex": "#66d134",
  "rgb": {
    "r": 102,
    "g": 209,
    "b": 52
  },
  "hsl": {
    "h": 100.892,
    "s": 63.052,
    "l": 51.176
  },
  "oklch": {
    "l": 0.76766,
    "c": 0.21304,
    "h": 137.9
  },
  "luminance": 0.48674
}

Semantic roles & 50–950 ramp

primary

#66D134

secondary

#BD8ED3

accent

#42E6B2

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#0F1509

muted

#7F837B

Preview Lab

Preview with #66D134

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

Preview Lab → · Contrast checker → · Palette generator →