#66DC41#66DC41

#66DC41 is a light, highly saturated green. Relative luminance 0.544; OKLCH L 79.6% C 0.218 H 139.3°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#66DC41
RGB	rgb(102, 220, 65)
HSL	hsl(106, 69%, 56%)
HSV	hsv(106, 70%, 86%)
CMYK	cmyk(53.6%, 0%, 70.5%, 13.7%)
CIE-LAB	lab(78.69, -60.21, 62.77)
CIE-LCH	lch(78.69, 86.98, 133.81°)
OKLab	oklab(79.63% -0.1656 0.1424)
OKLCH	oklch(79.63% 0.218 139.3)
XYZ	xyz(32.0255, 54.3902, 13.8107)
Luminance	0.5439 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DC41 #B741DC

analogous

#B4DC41 #66DC41 #41DC69

triadic

#66DC41 #4166DC #DC4166

tetradic

#66DC41 #41B4DC #B741DC #DC6941

square

#66DC41 #41B4DC #B741DC #DC6941

split-complementary

#66DC41 #6941DC #DC41B4

monochromatic

#348919 #48BD23 #66DC41 #90E675 #B9EFA8

Accessibility & contrast

On white

1.77

#66DC41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#66DC41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DC41

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DC41	#FFFFFF	#000000	##000000
##66DC41	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C927

Deuteranopia (green-blind)

#D3BF50

Tritanopia (blue-blind)

#5AD5BD

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #66dc41;
/* rgb */ color: rgb(102, 220, 65);
/* oklch */ color: oklch(79.6% 0.218 139.3);

Tailwind

colors: {
  custom: {
    50: '#9ce87e',
    500: '#66dc41',
    950: '#000000',
  },
}

SCSS

$custom: #66dc41;
$custom-light: #9ce87e;
$custom-dark: #000000;

JSON

{
  "hex": "#66dc41",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 65
  },
  "hsl": {
    "h": 105.677,
    "s": 68.889,
    "l": 55.882
  },
  "oklch": {
    "l": 0.79627,
    "c": 0.21846,
    "h": 139.3
  },
  "luminance": 0.54393
}

Semantic roles & 50–950 ramp

primary

#66DC41

secondary

#79328F

accent

#3CECC2

background

#FCFEFB

surface

#F6FDF2

border

#D0D5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66DC41

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

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