#66CA47#66CA47

#66CA47 is a light, vivid green. Relative luminance 0.455; OKLCH L 75.2% C 0.193 H 139.1°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#66CA47
RGB	rgb(102, 202, 71)
HSL	hsl(106, 55%, 54%)
HSV	hsv(106, 65%, 79%)
CMYK	cmyk(49.5%, 0%, 64.9%, 20.8%)
CIE-LAB	lab(73.23, -52.98, 54.65)
CIE-LCH	lch(73.23, 76.11, 134.11°)
OKLab	oklab(75.15% -0.1457 0.1261)
OKLCH	oklch(75.15% 0.193 139.1)
XYZ	xyz(27.7363, 45.5188, 13.2845)
Luminance	0.4552 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CA47 #AB47CA

analogous

#A7CA47 #66CA47 #47CA69

triadic

#66CA47 #4766CA #CA4766

tetradic

#66CA47 #47A7CA #AB47CA #CA6947

square

#66CA47 #47A7CA #AB47CA #CA6947

split-complementary

#66CA47 #6947CA #CA47A7

monochromatic

#357522 #4BA42F #66CA47 #8ED877 #B5E5A6

Accessibility & contrast

On white

2.08

#66CA47 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#66CA47 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CA47

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CA47	#FFFFFF	#000000	##000000
##66CA47	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B936

Deuteranopia (green-blind)

#C3B152

Tritanopia (blue-blind)

#5DC3AF

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #66ca47;
/* rgb */ color: rgb(102, 202, 71);
/* oklch */ color: oklch(75.2% 0.193 139.1);

Tailwind

colors: {
  custom: {
    50: '#9adb80',
    500: '#66ca47',
    950: '#000000',
  },
}

SCSS

$custom: #66ca47;
$custom-light: #9adb80;
$custom-dark: #000000;

JSON

{
  "hex": "#66ca47",
  "rgb": {
    "r": 102,
    "g": 202,
    "b": 71
  },
  "hsl": {
    "h": 105.802,
    "s": 55.274,
    "l": 53.529
  },
  "oklch": {
    "l": 0.75151,
    "c": 0.19268,
    "h": 139.1
  },
  "luminance": 0.45521
}

Semantic roles & 50–950 ramp

primary

#66CA47

secondary

#C59AD2

accent

#49DFBB

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0F150B

muted

#7E837C

Preview Lab

Preview with #66CA47

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

Preview Lab → · Contrast checker → · Palette generator →