#66D350#66D350

#66D350 is a light, vivid green. Relative luminance 0.500; OKLCH L 77.5% C 0.197 H 140.5°. Best body text is #000000 at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#66D350
RGB	rgb(102, 211, 80)
HSL	hsl(110, 60%, 57%)
HSV	hsv(110, 62%, 83%)
CMYK	cmyk(51.7%, 0%, 62.1%, 17.3%)
CIE-LAB	lab(76.06, -55.56, 53.98)
CIE-LCH	lch(76.06, 77.46, 135.83°)
OKLab	oklab(77.5% -0.1521 0.1256)
OKLCH	oklch(77.5% 0.197 140.5)
XYZ	xyz(30.2204, 49.9902, 15.6444)
Luminance	0.4999 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D350 #BD50D3

analogous

#A7D350 #66D350 #50D37C

triadic

#66D350 #5066D3 #D35066

tetradic

#66D350 #50A7D3 #BD50D3 #D37C50

square

#66D350 #50A7D3 #BD50D3 #D37C50

split-complementary

#66D350 #7C50D3 #D350A7

monochromatic

#338722 #45B82E #66D350 #91DF81 #BCECB2

Accessibility & contrast

On white

1.91

#66D350 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.00

#66D350 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D350

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D350	#FFFFFF	#000000	##000000
##66D350	1.00	1.91	11.00	11.00
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.00	21.00	1.00	1.00
##000000	11.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C141

Deuteranopia (green-blind)

#CAB85B

Tritanopia (blue-blind)

#5ACDB7

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #66d350;
/* rgb */ color: rgb(102, 211, 80);
/* oklch */ color: oklch(77.5% 0.197 140.5);

Tailwind

colors: {
  custom: {
    50: '#9be186',
    500: '#66d350',
    950: '#000000',
  },
}

SCSS

$custom: #66d350;
$custom-light: #9be186;
$custom-dark: #000000;

JSON

{
  "hex": "#66d350",
  "rgb": {
    "r": 102,
    "g": 211,
    "b": 80
  },
  "hsl": {
    "h": 109.924,
    "s": 59.817,
    "l": 57.059
  },
  "oklch": {
    "l": 0.77503,
    "c": 0.19731,
    "h": 140.5
  },
  "luminance": 0.49992
}

Semantic roles & 50–950 ramp

primary

#66D350

secondary

#D1A5DA

accent

#45E3C8

background

#FAFDF8

surface

#F3FBF0

border

#CDD4CB

text

#0F150B

muted

#7F837C

Preview Lab

Preview with #66D350

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

Preview Lab → · Contrast checker → · Palette generator →