#66E341#66E341

#66E341 is a light, highly saturated green. Relative luminance 0.581; OKLCH L 81.4% C 0.227 H 139.6°. Best body text is #000000 at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#66E341
RGB	rgb(102, 227, 65)
HSL	hsl(106, 74%, 57%)
HSV	hsv(106, 71%, 89%)
CMYK	cmyk(55.1%, 0%, 71.4%, 11%)
CIE-LAB	lab(80.82, -62.72, 64.94)
CIE-LCH	lch(80.82, 90.29, 134.00°)
OKLab	oklab(81.38% -0.1724 0.147)
OKLCH	oklch(81.38% 0.227 139.6)
XYZ	xyz(33.9013, 58.1418, 14.4360)
Luminance	0.5815 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E341 #BE41E3

analogous

#B7E341 #66E341 #41E36D

triadic

#66E341 #4166E3 #E34166

tetradic

#66E341 #41B7E3 #BE41E3 #E36D41

square

#66E341 #41B7E3 #BE41E3 #E36D41

split-complementary

#66E341 #6D41E3 #E341B7

monochromatic

#339416 #45C91E #66E341 #91EB76 #BCF3AC

Accessibility & contrast

On white

1.66

#66E341 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.63

#66E341 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E341

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E341	#FFFFFF	#000000	##000000
##66E341	1.00	1.66	12.63	12.63
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.63	21.00	1.00	1.00
##000000	12.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9CF25

Deuteranopia (green-blind)

#DAC551

Tritanopia (blue-blind)

#58DCC3

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #66e341;
/* rgb */ color: rgb(102, 227, 65);
/* oklch */ color: oklch(81.4% 0.227 139.6);

Tailwind

colors: {
  custom: {
    50: '#9ded7f',
    500: '#66e341',
    950: '#000000',
  },
}

SCSS

$custom: #66e341;
$custom-light: #9ded7f;
$custom-dark: #000000;

JSON

{
  "hex": "#66e341",
  "rgb": {
    "r": 102,
    "g": 227,
    "b": 65
  },
  "hsl": {
    "h": 106.296,
    "s": 74.312,
    "l": 57.255
  },
  "oklch": {
    "l": 0.81383,
    "c": 0.22657,
    "h": 139.6
  },
  "luminance": 0.58145
}

Semantic roles & 50–950 ramp

primary

#66E341

secondary

#803098

accent

#37F1C6

background

#FCFFFB

surface

#F6FEF2

border

#D0D6CC

text

#10160B

muted

#80857E

Preview Lab

Preview with #66E341

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

Preview Lab → · Contrast checker → · Palette generator →