#66BF45#66BF45

#66BF45 is a light, vivid green. Relative luminance 0.405; OKLCH L 72.4% C 0.180 H 138.3°. Best body text is #000000 at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#66BF45
RGB	rgb(102, 191, 69)
HSL	hsl(104, 49%, 51%)
HSV	hsv(104, 64%, 75%)
CMYK	cmyk(46.6%, 0%, 63.9%, 25.1%)
CIE-LAB	lab(69.83, -48.83, 51.78)
CIE-LCH	lch(69.83, 71.17, 133.32°)
OKLab	oklab(72.36% -0.1346 0.1198)
OKLCH	oklch(72.36% 0.18 138.3)
XYZ	xyz(25.1836, 40.5144, 12.1221)
Luminance	0.4052 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BF45 #9E45BF

analogous

#A3BF45 #66BF45 #45BF61

triadic

#66BF45 #4566BF #BF4566

tetradic

#66BF45 #45A3BF #9E45BF #BF6145

square

#66BF45 #45A3BF #9E45BF #BF6145

split-complementary

#66BF45 #6145BF #BF45A3

monochromatic

#356623 #4D9433 #66BF45 #8BCF73 #B1DEA0

Accessibility & contrast

On white

2.31

#66BF45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.10

#66BF45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BF45

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BF45	#FFFFFF	#000000	##000000
##66BF45	1.00	2.31	9.10	9.10
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.10	21.00	1.00	1.00
##000000	9.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF36

Deuteranopia (green-blind)

#B9A84F

Tritanopia (blue-blind)

#60B9A6

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #66bf45;
/* rgb */ color: rgb(102, 191, 69);
/* oklch */ color: oklch(72.4% 0.180 138.3);

Tailwind

colors: {
  custom: {
    50: '#98d37e',
    500: '#66bf45',
    950: '#000000',
  },
}

SCSS

$custom: #66bf45;
$custom-light: #98d37e;
$custom-dark: #000000;

JSON

{
  "hex": "#66bf45",
  "rgb": {
    "r": 102,
    "g": 191,
    "b": 69
  },
  "hsl": {
    "h": 103.77,
    "s": 48.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.72355,
    "c": 0.18016,
    "h": 138.3
  },
  "luminance": 0.40516
}

Semantic roles & 50–950 ramp

primary

#66BF45

secondary

#BC95CB

accent

#4FD8B3

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0E140A

muted

#7E837C

Preview Lab

Preview with #66BF45

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

Preview Lab → · Contrast checker → · Palette generator →