#66EC68#66EC68

#66EC68 is a very light, highly saturated green. Relative luminance 0.638; OKLCH L 84.0% C 0.210 H 143.7°. Best body text is #000000 at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#66EC68
RGB	rgb(102, 236, 104)
HSL	hsl(121, 78%, 66%)
HSV	hsv(121, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 55.9%, 7.5%)
CIE-LAB	lab(83.87, -62.21, 52.37)
CIE-LCH	lch(83.87, 81.32, 139.91°)
OKLab	oklab(84% -0.169 0.1243)
OKLCH	oklch(84% 0.21 143.7)
XYZ	xyz(37.9715, 63.8118, 23.4099)
Luminance	0.6381 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EC68 #EC66EA

analogous

#A7EC66 #66EC68 #66ECAB

triadic

#66EC68 #6866EC #EC6866

tetradic

#66EC68 #66A7EC #EC66EA #ECAB66

square

#66EC68 #66A7EC #EC66EA #ECAB66

split-complementary

#66EC68 #AB66EC #EC66A7

monochromatic

#18C01A #30E532 #66EC68 #9CF39E #D3FAD3

Accessibility & contrast

On white

1.53

#66EC68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.76

#66EC68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EC68

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EC68	#FFFFFF	#000000	##000000
##66EC68	1.00	1.53	13.76	13.76
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.76	21.00	1.00	1.00
##000000	13.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D85B

Deuteranopia (green-blind)

#DFCD72

Tritanopia (blue-blind)

#4FE6CF

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66ec68;
/* rgb */ color: rgb(102, 236, 104);
/* oklch */ color: oklch(84.0% 0.210 143.7);

Tailwind

colors: {
  custom: {
    50: '#9df396',
    500: '#66ec68',
    950: '#000000',
  },
}

SCSS

$custom: #66ec68;
$custom-light: #9df396;
$custom-dark: #000000;

JSON

{
  "hex": "#66ec68",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 104
  },
  "hsl": {
    "h": 120.896,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.84004,
    "c": 0.20974,
    "h": 143.7
  },
  "luminance": 0.63815
}

Semantic roles & 50–950 ramp

primary

#66EC68

secondary

#BE38BC

accent

#0BD7DA

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170E

muted

#80857F

Preview Lab

Preview with #66EC68

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

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