#66FFAE#66FFAE

#66FFAE is a very light, vivid green. Relative luminance 0.774; OKLCH L 89.8% C 0.173 H 156.9°. Best body text is #000000 at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#66FFAE
RGB	rgb(102, 255, 174)
HSL	hsl(148, 100%, 70%)
HSV	hsv(148, 60%, 100%)
CMYK	cmyk(60%, 0%, 31.8%, 0%)
CIE-LAB	lab(90.50, -58.49, 26.90)
CIE-LCH	lch(90.50, 64.38, 155.30°)
OKLab	oklab(89.78% -0.1592 0.068)
OKLCH	oklch(89.78% 0.173 156.9)
XYZ	xyz(48.8752, 77.3959, 52.3994)
Luminance	0.7740 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FFAE #FF66B7

analogous

#6BFF66 #66FFAE #66FFFA

triadic

#66FFAE #AE66FF #FFAE66

tetradic

#66FFAE #666BFF #FF66B7 #FFFA66

square

#66FFAE #666BFF #FF66B7 #FFFA66

split-complementary

#66FFAE #FA66FF #FF666B

monochromatic

#00EB6E #29FF8E #66FFAE #A3FFCE #E0FFEF

Accessibility & contrast

On white

1.27

#66FFAE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.48

#66FFAE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FFAE

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FFAE	#FFFFFF	#000000	##000000
##66FFAE	1.00	1.27	16.48	16.48
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.48	21.00	1.00	1.00
##000000	16.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDEDA9

Deuteranopia (green-blind)

#E9DEB3

Tritanopia (blue-blind)

#20FDEA

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #66ffae;
/* rgb */ color: rgb(102, 255, 174);
/* oklch */ color: oklch(89.8% 0.173 156.9);

Tailwind

colors: {
  custom: {
    50: '#9fffc6',
    500: '#66ffae',
    950: '#000000',
  },
}

SCSS

$custom: #66ffae;
$custom-light: #9fffc6;
$custom-dark: #000000;

JSON

{
  "hex": "#66ffae",
  "rgb": {
    "r": 102,
    "g": 255,
    "b": 174
  },
  "hsl": {
    "h": 148.235,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.89784,
    "c": 0.17306,
    "h": 156.9
  },
  "luminance": 0.77401
}

Semantic roles & 50–950 ramp

primary

#66FFAE

secondary

#DA2F8A

accent

#007AE6

background

#FDFFFD

surface

#F7FFF9

border

#D0D7D2

text

#101813

muted

#818682

Preview Lab

Preview with #66FFAE

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

Preview Lab → · Contrast checker → · Palette generator →