#66F7A6#66F7A6

#66F7A6 is a very light, vivid green. Relative luminance 0.721; OKLCH L 87.7% C 0.169 H 155.8°. Best body text is #000000 at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#66F7A6
RGB	rgb(102, 247, 166)
HSL	hsl(146, 90%, 68%)
HSV	hsv(146, 59%, 97%)
CMYK	cmyk(58.7%, 0%, 32.8%, 3.1%)
CIE-LAB	lab(88.01, -56.86, 27.56)
CIE-LCH	lch(88.01, 63.19, 154.14°)
OKLab	oklab(87.7% -0.1546 0.0695)
OKLCH	oklch(87.7% 0.169 155.8)
XYZ	xyz(45.6193, 72.0951, 47.5806)
Luminance	0.7210 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F7A6 #F766B7

analogous

#6EF766 #66F7A6 #66F7EF

triadic

#66F7A6 #A666F7 #F7A666

tetradic

#66F7A6 #666EF7 #F766B7 #F7EF66

square

#66F7A6 #666EF7 #F766B7 #F7EF66

split-complementary

#66F7A6 #EF66F7 #F7666E

monochromatic

#0BD765 #2CF484 #66F7A6 #A0FAC8 #DAFDEA

Accessibility & contrast

On white

1.36

#66F7A6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.42

#66F7A6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F7A6

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F7A6	#FFFFFF	#000000	##000000
##66F7A6	1.00	1.36	15.42	15.42
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.42	21.00	1.00	1.00
##000000	15.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6E5A1

Deuteranopia (green-blind)

#E2D7AB

Tritanopia (blue-blind)

#2EF5E2

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66f7a6;
/* rgb */ color: rgb(102, 247, 166);
/* oklch */ color: oklch(87.7% 0.169 155.8);

Tailwind

colors: {
  custom: {
    50: '#9efbc1',
    500: '#66f7a6',
    950: '#000000',
  },
}

SCSS

$custom: #66f7a6;
$custom-light: #9efbc1;
$custom-dark: #000000;

JSON

{
  "hex": "#66f7a6",
  "rgb": {
    "r": 102,
    "g": 247,
    "b": 166
  },
  "hsl": {
    "h": 146.483,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.87697,
    "c": 0.16949,
    "h": 155.8
  },
  "luminance": 0.72099
}

Semantic roles & 50–950 ramp

primary

#66F7A6

secondary

#D0318A

accent

#0080E6

background

#FCFFFD

surface

#F6FFF9

border

#D0D7D2

text

#0F1712

muted

#808582

Preview Lab

Preview with #66F7A6

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

Preview Lab → · Contrast checker → · Palette generator →