#66DA69#66DA69

#66DA69 is a light, vivid green. Relative luminance 0.540; OKLCH L 79.6% C 0.186 H 144.0°. Best body text is #000000 at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#66DA69
RGB	rgb(102, 218, 105)
HSL	hsl(122, 61%, 63%)
HSV	hsv(122, 53%, 85%)
CMYK	cmyk(53.2%, 0%, 51.8%, 14.5%)
CIE-LAB	lab(78.45, -55.35, 45.42)
CIE-LCH	lch(78.45, 71.60, 140.63°)
OKLab	oklab(79.55% -0.1504 0.1091)
OKLCH	oklch(79.55% 0.186 144)
XYZ	xyz(33.0989, 53.9848, 22.0378)
Luminance	0.5399 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DA69 #DA66D7

analogous

#9DDA66 #66DA69 #66DAA3

triadic

#66DA69 #6966DA #DA6966

tetradic

#66DA69 #669DDA #DA66D7 #DAA366

square

#66DA69 #669DDA #DA66D7 #DAA366

split-complementary

#66DA69 #A366DA #DA669D

monochromatic

#269F2A #35CE39 #66DA69 #97E699 #C9F2CA

Accessibility & contrast

On white

1.78

#66DA69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.80

#66DA69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DA69

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DA69	#FFFFFF	#000000	##000000
##66DA69	1.00	1.78	11.80	11.80
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.80	21.00	1.00	1.00
##000000	11.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC85F

Deuteranopia (green-blind)

#CEBE71

Tritanopia (blue-blind)

#54D5C0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #66da69;
/* rgb */ color: rgb(102, 218, 105);
/* oklch */ color: oklch(79.6% 0.186 144.0);

Tailwind

colors: {
  custom: {
    50: '#9be696',
    500: '#66da69',
    950: '#000000',
  },
}

SCSS

$custom: #66da69;
$custom-light: #9be696;
$custom-dark: #000000;

JSON

{
  "hex": "#66da69",
  "rgb": {
    "r": 102,
    "g": 218,
    "b": 105
  },
  "hsl": {
    "h": 121.552,
    "s": 61.053,
    "l": 62.745
  },
  "oklch": {
    "l": 0.79553,
    "c": 0.18575,
    "h": 144
  },
  "luminance": 0.53988
}

Semantic roles & 50–950 ramp

primary

#66DA69

secondary

#A341A0

accent

#1DC4C9

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0F160D

muted

#80847F

Preview Lab

Preview with #66DA69

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

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