#66E344#66E344

#66E344 is a light, highly saturated green. Relative luminance 0.582; OKLCH L 81.4% C 0.225 H 139.8°. Best body text is #000000 at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#66E344
RGB	rgb(102, 227, 68)
HSL	hsl(107, 74%, 58%)
HSV	hsv(107, 70%, 89%)
CMYK	cmyk(55.1%, 0%, 70%, 11%)
CIE-LAB	lab(80.84, -62.50, 63.88)
CIE-LCH	lch(80.84, 89.37, 134.37°)
OKLab	oklab(81.41% -0.1716 0.1452)
OKLCH	oklch(81.41% 0.225 139.8)
XYZ	xyz(33.9905, 58.1775, 14.9059)
Luminance	0.5818 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E344 #C144E3

analogous

#B5E344 #66E344 #44E372

triadic

#66E344 #4466E3 #E34466

tetradic

#66E344 #44B5E3 #C144E3 #E37244

square

#66E344 #44B5E3 #C144E3 #E37244

split-complementary

#66E344 #7244E3 #E344B5

monochromatic

#329616 #43CB1E #66E344 #92EB79 #BDF3AE

Accessibility & contrast

On white

1.66

#66E344 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.64

#66E344 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E344

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E344	#FFFFFF	#000000	##000000
##66E344	1.00	1.66	12.64	12.64
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.64	21.00	1.00	1.00
##000000	12.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9CF2A

Deuteranopia (green-blind)

#D9C553

Tritanopia (blue-blind)

#58DCC4

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #66e344;
/* rgb */ color: rgb(102, 227, 68);
/* oklch */ color: oklch(81.4% 0.225 139.8);

Tailwind

colors: {
  custom: {
    50: '#9ded81',
    500: '#66e344',
    950: '#000000',
  },
}

SCSS

$custom: #66e344;
$custom-light: #9ded81;
$custom-dark: #000000;

JSON

{
  "hex": "#66e344",
  "rgb": {
    "r": 102,
    "g": 227,
    "b": 68
  },
  "hsl": {
    "h": 107.17,
    "s": 73.953,
    "l": 57.843
  },
  "oklch": {
    "l": 0.81405,
    "c": 0.22479,
    "h": 139.8
  },
  "luminance": 0.5818
}

Semantic roles & 50–950 ramp

primary

#66E344

secondary

#84319A

accent

#37F1C9

background

#FCFFFB

surface

#F6FEF2

border

#D0D6CC

text

#10160B

muted

#80857E

Preview Lab

Preview with #66E344

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

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