#66CE52#66CE52

#66CE52 is a light, vivid green. Relative luminance 0.476; OKLCH L 76.3% C 0.189 H 140.6°. Best body text is #000000 at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#66CE52
RGB	rgb(102, 206, 82)
HSL	hsl(110, 56%, 56%)
HSV	hsv(110, 60%, 81%)
CMYK	cmyk(50.5%, 0%, 60.2%, 19.2%)
CIE-LAB	lab(74.56, -53.44, 51.41)
CIE-LCH	lch(74.56, 74.15, 136.11°)
OKLab	oklab(76.27% -0.1463 0.1203)
OKLCH	oklch(76.27% 0.189 140.6)
XYZ	xyz(29.0725, 47.5744, 15.6318)
Luminance	0.4758 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CE52 #BA52CE

analogous

#A4CE52 #66CE52 #52CE7C

triadic

#66CE52 #5266CE #CE5266

tetradic

#66CE52 #52A4CE #BA52CE #CE7C52

square

#66CE52 #52A4CE #BA52CE #CE7C52

split-complementary

#66CE52 #7C52CE #CE52A4

monochromatic

#338125 #46B132 #66CE52 #90DC82 #BAE9B1

Accessibility & contrast

On white

2.00

#66CE52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.52

#66CE52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CE52

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CE52	#FFFFFF	#000000	##000000
##66CE52	1.00	2.00	10.52	10.52
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.52	21.00	1.00	1.00
##000000	10.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BD44

Deuteranopia (green-blind)

#C5B45C

Tritanopia (blue-blind)

#5BC8B3

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #66ce52;
/* rgb */ color: rgb(102, 206, 82);
/* oklch */ color: oklch(76.3% 0.189 140.6);

Tailwind

colors: {
  custom: {
    50: '#9ade87',
    500: '#66ce52',
    950: '#000000',
  },
}

SCSS

$custom: #66ce52;
$custom-light: #9ade87;
$custom-dark: #000000;

JSON

{
  "hex": "#66ce52",
  "rgb": {
    "r": 102,
    "g": 206,
    "b": 82
  },
  "hsl": {
    "h": 110.323,
    "s": 55.856,
    "l": 56.471
  },
  "oklch": {
    "l": 0.7627,
    "c": 0.1894,
    "h": 140.6
  },
  "luminance": 0.47577
}

Semantic roles & 50–950 ramp

primary

#66CE52

secondary

#CFA4D7

accent

#49DFC7

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0F150B

muted

#7E837C

Preview Lab

Preview with #66CE52

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

Preview Lab → · Contrast checker → · Palette generator →