#66EC52#66EC52

#66EC52 is a very light, highly saturated green. Relative luminance 0.634; OKLCH L 83.8% C 0.226 H 141.2°. Best body text is #000000 at 13.69:1 contrast (WCAG AA passes).

Color values

HEX	#66EC52
RGB	rgb(102, 236, 82)
HSL	hsl(112, 80%, 62%)
HSV	hsv(112, 65%, 93%)
CMYK	cmyk(56.8%, 0%, 65.3%, 7.5%)
CIE-LAB	lab(83.66, -64.51, 61.52)
CIE-LCH	lch(83.66, 89.14, 136.36°)
OKLab	oklab(83.77% -0.1763 0.1418)
OKLCH	oklch(83.77% 0.226 141.2)
XYZ	xyz(36.9962, 63.4216, 18.2730)
Luminance	0.6342 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EC52 #D852EC

analogous

#B3EC52 #66EC52 #52EC8B

triadic

#66EC52 #5266EC #EC5266

tetradic

#66EC52 #52B3EC #D852EC #EC8B52

square

#66EC52 #52B3EC #D852EC #EC8B52

split-complementary

#66EC52 #8B52EC #EC52B3

monochromatic

#28B013 #35E61B #66EC52 #97F289 #C8F8C0

Accessibility & contrast

On white

1.53

#66EC52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.69

#66EC52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EC52

13.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EC52	#FFFFFF	#000000	##000000
##66EC52	1.00	1.53	13.69	13.69
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.69	21.00	1.00	1.00
##000000	13.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D83E

Deuteranopia (green-blind)

#E1CC60

Tritanopia (blue-blind)

#53E5CC

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66ec52;
/* rgb */ color: rgb(102, 236, 82);
/* oklch */ color: oklch(83.8% 0.226 141.2);

Tailwind

colors: {
  custom: {
    50: '#9ef389',
    500: '#66ec52',
    950: '#000000',
  },
}

SCSS

$custom: #66ec52;
$custom-light: #9ef389;
$custom-dark: #000000;

JSON

{
  "hex": "#66ec52",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 82
  },
  "hsl": {
    "h": 112.208,
    "s": 80.208,
    "l": 62.353
  },
  "oklch": {
    "l": 0.8377,
    "c": 0.22626,
    "h": 141.2
  },
  "luminance": 0.63425
}

Semantic roles & 50–950 ramp

primary

#66EC52

secondary

#A032B1

accent

#09DDC1

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#10170C

muted

#80857F

Preview Lab

Preview with #66EC52

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

Preview Lab → · Contrast checker → · Palette generator →