#66BF3E#66BF3E

#66BF3E is a light, vivid green. Relative luminance 0.404; OKLCH L 72.3% C 0.185 H 137.6°. Best body text is #000000 at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#66BF3E
RGB	rgb(102, 191, 62)
HSL	hsl(101, 51%, 50%)
HSV	hsv(101, 68%, 75%)
CMYK	cmyk(46.6%, 0%, 67.5%, 25.1%)
CIE-LAB	lab(69.78, -49.46, 54.62)
CIE-LCH	lch(69.78, 73.68, 132.16°)
OKLab	oklab(72.29% -0.1367 0.125)
OKLCH	oklch(72.29% 0.185 137.6)
XYZ	xyz(24.9790, 40.4325, 11.0445)
Luminance	0.4043 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BF3E #973EBF

analogous

#A7BF3E #66BF3E #3EBF56

triadic

#66BF3E #3E66BF #BF3E66

tetradic

#66BF3E #3EA7BF #973EBF #BF563E

square

#66BF3E #3EA7BF #973EBF #BF563E

split-complementary

#66BF3E #563EBF #BF3EA7

monochromatic

#356320 #4D912F #66BF3E #8ACF6B #AFDE99

Accessibility & contrast

On white

2.31

#66BF3E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.09

#66BF3E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BF3E

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BF3E	#FFFFFF	#000000	##000000
##66BF3E	1.00	2.31	9.09	9.09
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.09	21.00	1.00	1.00
##000000	9.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF2C

Deuteranopia (green-blind)

#B9A849

Tritanopia (blue-blind)

#60B8A5

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #66bf3e;
/* rgb */ color: rgb(102, 191, 62);
/* oklch */ color: oklch(72.3% 0.185 137.6);

Tailwind

colors: {
  custom: {
    50: '#99d37a',
    500: '#66bf3e',
    950: '#000000',
  },
}

SCSS

$custom: #66bf3e;
$custom-light: #99d37a;
$custom-dark: #000000;

JSON

{
  "hex": "#66bf3e",
  "rgb": {
    "r": 102,
    "g": 191,
    "b": 62
  },
  "hsl": {
    "h": 101.395,
    "s": 50.988,
    "l": 49.608
  },
  "oklch": {
    "l": 0.72289,
    "c": 0.18523,
    "h": 137.6
  },
  "luminance": 0.40434
}

Semantic roles & 50–950 ramp

primary

#66BF3E

secondary

#B88FCA

accent

#4DDAAF

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0E140A

muted

#7E837C

Preview Lab

Preview with #66BF3E

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

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