#66F7A4#66F7A4

#66F7A4 is a very light, vivid green. Relative luminance 0.720; OKLCH L 87.7% C 0.171 H 155.2°. Best body text is #000000 at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#66F7A4
RGB	rgb(102, 247, 164)
HSL	hsl(146, 90%, 68%)
HSV	hsv(146, 59%, 97%)
CMYK	cmyk(58.7%, 0%, 33.6%, 3.1%)
CIE-LAB	lab(87.98, -57.23, 28.53)
CIE-LCH	lch(87.98, 63.95, 153.50°)
OKLab	oklab(87.66% -0.1555 0.0718)
OKLCH	oklch(87.66% 0.171 155.2)
XYZ	xyz(45.4373, 72.0222, 46.6219)
Luminance	0.7203 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F7A4 #F766B9

analogous

#70F766 #66F7A4 #66F7EC

triadic

#66F7A4 #A466F7 #F7A466

tetradic

#66F7A4 #6670F7 #F766B9 #F7EC66

square

#66F7A4 #6670F7 #F766B9 #F7EC66

split-complementary

#66F7A4 #EC66F7 #F76670

monochromatic

#0BD763 #2CF481 #66F7A4 #A0FAC7 #DAFDE9

Accessibility & contrast

On white

1.36

#66F7A4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.41

#66F7A4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F7A4

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F7A4	#FFFFFF	#000000	##000000
##66F7A4	1.00	1.36	15.41	15.41
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.41	21.00	1.00	1.00
##000000	15.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6E59F

Deuteranopia (green-blind)

#E3D7A9

Tritanopia (blue-blind)

#30F5E1

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66f7a4;
/* rgb */ color: rgb(102, 247, 164);
/* oklch */ color: oklch(87.7% 0.171 155.2);

Tailwind

colors: {
  custom: {
    50: '#9efbbf',
    500: '#66f7a4',
    950: '#000000',
  },
}

SCSS

$custom: #66f7a4;
$custom-light: #9efbbf;
$custom-dark: #000000;

JSON

{
  "hex": "#66f7a4",
  "rgb": {
    "r": 102,
    "g": 247,
    "b": 164
  },
  "hsl": {
    "h": 145.655,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.87657,
    "c": 0.17125,
    "h": 155.2
  },
  "luminance": 0.72027
}

Semantic roles & 50–950 ramp

primary

#66F7A4

secondary

#D0318C

accent

#0083E6

background

#FCFFFD

surface

#F6FFF9

border

#D0D7D2

text

#0F1712

muted

#808582

Preview Lab

Preview with #66F7A4

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

Preview Lab → · Contrast checker → · Palette generator →