#66DA45#66DA45

#66DA45 is a light, highly saturated green. Relative luminance 0.534; OKLCH L 79.2% C 0.214 H 139.6°. Best body text is #000000 at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#66DA45
RGB	rgb(102, 218, 69)
HSL	hsl(107, 67%, 56%)
HSV	hsv(107, 68%, 85%)
CMYK	cmyk(53.2%, 0%, 68.3%, 14.5%)
CIE-LAB	lab(78.11, -59.17, 60.67)
CIE-LCH	lch(78.11, 84.74, 134.28°)
OKLab	oklab(79.16% -0.1626 0.1385)
OKLCH	oklch(79.16% 0.214 139.6)
XYZ	xyz(31.6238, 53.3947, 14.2688)
Luminance	0.5340 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DA45 #B945DA

analogous

#B1DA45 #66DA45 #45DA6F

triadic

#66DA45 #4566DA #DA4566

tetradic

#66DA45 #45B1DA #B945DA #DA6F45

square

#66DA45 #45B1DA #B945DA #DA6F45

split-complementary

#66DA45 #6F45DA #DA45B1

monochromatic

#34891B #47BC25 #66DA45 #90E478 #BAEEAB

Accessibility & contrast

On white

1.80

#66DA45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.68

#66DA45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DA45

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DA45	#FFFFFF	#000000	##000000
##66DA45	1.00	1.80	11.68	11.68
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.68	21.00	1.00	1.00
##000000	11.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C72F

Deuteranopia (green-blind)

#D1BD53

Tritanopia (blue-blind)

#5AD3BC

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #66da45;
/* rgb */ color: rgb(102, 218, 69);
/* oklch */ color: oklch(79.2% 0.214 139.6);

Tailwind

colors: {
  custom: {
    50: '#9ce680',
    500: '#66da45',
    950: '#000000',
  },
}

SCSS

$custom: #66da45;
$custom-light: #9ce680;
$custom-dark: #000000;

JSON

{
  "hex": "#66da45",
  "rgb": {
    "r": 102,
    "g": 218,
    "b": 69
  },
  "hsl": {
    "h": 106.711,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.79157,
    "c": 0.21359,
    "h": 139.6
  },
  "luminance": 0.53397
}

Semantic roles & 50–950 ramp

primary

#66DA45

secondary

#7B348F

accent

#3EEAC4

background

#FCFEFB

surface

#F6FCF2

border

#D0D5CC

text

#0F160B

muted

#80847E

Preview Lab

Preview with #66DA45

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

Preview Lab → · Contrast checker → · Palette generator →