#66EC69#66EC69

#66EC69 is a very light, highly saturated green. Relative luminance 0.638; OKLCH L 84.0% C 0.209 H 143.8°. Best body text is #000000 at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#66EC69
RGB	rgb(102, 236, 105)
HSL	hsl(121, 78%, 66%)
HSV	hsv(121, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 55.5%, 7.5%)
CIE-LAB	lab(83.88, -62.09, 51.93)
CIE-LCH	lch(83.88, 80.95, 140.09°)
OKLab	oklab(84.02% -0.1686 0.1234)
OKLCH	oklch(84.02% 0.209 143.8)
XYZ	xyz(38.0226, 63.8322, 23.6790)
Luminance	0.6384 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EC69 #EC66E9

analogous

#A6EC66 #66EC69 #66ECAC

triadic

#66EC69 #6966EC #EC6966

tetradic

#66EC69 #66A6EC #EC66E9 #ECAC66

square

#66EC69 #66A6EC #EC66E9 #ECAC66

split-complementary

#66EC69 #AC66EC #EC66A6

monochromatic

#18C01C #30E534 #66EC69 #9CF39E #D3FAD4

Accessibility & contrast

On white

1.53

#66EC69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.77

#66EC69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EC69

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EC69	#FFFFFF	#000000	##000000
##66EC69	1.00	1.53	13.77	13.77
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.77	21.00	1.00	1.00
##000000	13.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D85C

Deuteranopia (green-blind)

#DFCD73

Tritanopia (blue-blind)

#4FE6CF

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66ec69;
/* rgb */ color: rgb(102, 236, 105);
/* oklch */ color: oklch(84.0% 0.209 143.8);

Tailwind

colors: {
  custom: {
    50: '#9df397',
    500: '#66ec69',
    950: '#000000',
  },
}

SCSS

$custom: #66ec69;
$custom-light: #9df397;
$custom-dark: #000000;

JSON

{
  "hex": "#66ec69",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 105
  },
  "hsl": {
    "h": 121.343,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.84016,
    "c": 0.20892,
    "h": 143.8
  },
  "luminance": 0.63836
}

Semantic roles & 50–950 ramp

primary

#66EC69

secondary

#BE38BB

accent

#0BD6DA

background

#FCFFFC

surface

#F6FEF5

border

#D0D6CF

text

#0F170E

muted

#80857F

Preview Lab

Preview with #66EC69

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

Preview Lab → · Contrast checker → · Palette generator →