#66EF69#66EF69

#66EF69 is a very light, highly saturated green. Relative luminance 0.656; OKLCH L 84.8% C 0.213 H 143.8°. Best body text is #000000 at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#66EF69
RGB	rgb(102, 239, 105)
HSL	hsl(121, 81%, 67%)
HSV	hsv(121, 57%, 94%)
CMYK	cmyk(57.3%, 0%, 56.1%, 6.3%)
CIE-LAB	lab(84.78, -63.18, 52.99)
CIE-LCH	lch(84.78, 82.47, 140.01°)
OKLab	oklab(84.76% -0.1716 0.1257)
OKLCH	oklch(84.76% 0.213 143.8)
XYZ	xyz(38.8936, 65.5742, 23.9693)
Luminance	0.6558 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EF69 #EF66EC

analogous

#A8EF66 #66EF69 #66EFAE

triadic

#66EF69 #6966EF #EF6966

tetradic

#66EF69 #66A8EF #EF66EC #EFAE66

square

#66EF69 #66A8EF #EF66EC #EFAE66

split-complementary

#66EF69 #AE66EF #EF66A8

monochromatic

#15C619 #2FE933 #66EF69 #9DF59F #D5FBD6

Accessibility & contrast

On white

1.49

#66EF69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.12

#66EF69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EF69

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EF69	#FFFFFF	#000000	##000000
##66EF69	1.00	1.49	14.12	14.12
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.12	21.00	1.00	1.00
##000000	14.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DB5C

Deuteranopia (green-blind)

#E2CF73

Tritanopia (blue-blind)

#4EE9D1

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66ef69;
/* rgb */ color: rgb(102, 239, 105);
/* oklch */ color: oklch(84.8% 0.213 143.8);

Tailwind

colors: {
  custom: {
    50: '#9ef597',
    500: '#66ef69',
    950: '#000000',
  },
}

SCSS

$custom: #66ef69;
$custom-light: #9ef597;
$custom-dark: #000000;

JSON

{
  "hex": "#66ef69",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 105
  },
  "hsl": {
    "h": 121.314,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.84758,
    "c": 0.21267,
    "h": 143.8
  },
  "luminance": 0.65578
}

Semantic roles & 50–950 ramp

primary

#66EF69

secondary

#C336C0

accent

#08D9DD

background

#FCFFFC

surface

#F6FFF5

border

#D0D7CF

text

#10170E

muted

#80857F

Preview Lab

Preview with #66EF69

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

Preview Lab → · Contrast checker → · Palette generator →