#66CC46#66CC46

#66CC46 is a light, vivid green. Relative luminance 0.465; OKLCH L 75.6% C 0.196 H 139.1°. Best body text is #000000 at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#66CC46
RGB	rgb(102, 204, 70)
HSL	hsl(106, 57%, 54%)
HSV	hsv(106, 66%, 80%)
CMYK	cmyk(50%, 0%, 65.7%, 20%)
CIE-LAB	lab(73.84, -53.84, 55.72)
CIE-LCH	lch(73.84, 77.48, 134.01°)
OKLab	oklab(75.65% -0.1481 0.1283)
OKLCH	oklch(75.65% 0.196 139.1)
XYZ	xyz(28.1768, 46.4506, 13.2743)
Luminance	0.4645 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CC46 #AC46CC

analogous

#A9CC46 #66CC46 #46CC69

triadic

#66CC46 #4666CC #CC4666

tetradic

#66CC46 #46A9CC #AC46CC #CC6946

square

#66CC46 #46A9CC #AC46CC #CC6946

split-complementary

#66CC46 #6946CC #CC46A9

monochromatic

#357721 #4BA72E #66CC46 #8ED976 #B5E6A6

Accessibility & contrast

On white

2.04

#66CC46 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.29

#66CC46 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CC46

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CC46	#FFFFFF	#000000	##000000
##66CC46	1.00	2.04	10.29	10.29
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.29	21.00	1.00	1.00
##000000	10.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB34

Deuteranopia (green-blind)

#C4B252

Tritanopia (blue-blind)

#5DC5B0

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #66cc46;
/* rgb */ color: rgb(102, 204, 70);
/* oklch */ color: oklch(75.6% 0.196 139.1);

Tailwind

colors: {
  custom: {
    50: '#9adc7f',
    500: '#66cc46',
    950: '#000000',
  },
}

SCSS

$custom: #66cc46;
$custom-light: #9adc7f;
$custom-dark: #000000;

JSON

{
  "hex": "#66cc46",
  "rgb": {
    "r": 102,
    "g": 204,
    "b": 70
  },
  "hsl": {
    "h": 105.672,
    "s": 56.78,
    "l": 53.725
  },
  "oklch": {
    "l": 0.75645,
    "c": 0.19589,
    "h": 139.1
  },
  "luminance": 0.46453
}

Semantic roles & 50–950 ramp

primary

#66CC46

secondary

#C69AD4

accent

#48E0BC

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150A

muted

#7F837C

Preview Lab

Preview with #66CC46

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

Preview Lab → · Contrast checker → · Palette generator →