#66F7A5#66F7A5

#66F7A5 is a very light, vivid green. Relative luminance 0.721; OKLCH L 87.7% C 0.170 H 155.5°. Best body text is #000000 at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#66F7A5
RGB	rgb(102, 247, 165)
HSL	hsl(146, 90%, 68%)
HSV	hsv(146, 59%, 97%)
CMYK	cmyk(58.7%, 0%, 33.2%, 3.1%)
CIE-LAB	lab(88.00, -57.05, 28.05)
CIE-LCH	lch(88.00, 63.57, 153.82°)
OKLab	oklab(87.68% -0.155 0.0707)
OKLCH	oklch(87.68% 0.17 155.5)
XYZ	xyz(45.5280, 72.0585, 47.0994)
Luminance	0.7206 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F7A5 #F766B8

analogous

#6FF766 #66F7A5 #66F7ED

triadic

#66F7A5 #A566F7 #F7A566

tetradic

#66F7A5 #666FF7 #F766B8 #F7ED66

square

#66F7A5 #666FF7 #F766B8 #F7ED66

split-complementary

#66F7A5 #ED66F7 #F7666F

monochromatic

#0BD764 #2CF483 #66F7A5 #A0FAC7 #DAFDE9

Accessibility & contrast

On white

1.36

#66F7A5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.41

#66F7A5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F7A5

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F7A5	#FFFFFF	#000000	##000000
##66F7A5	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)

#F6E5A0

Deuteranopia (green-blind)

#E2D7AA

Tritanopia (blue-blind)

#2FF5E2

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #66f7a5;
/* rgb */ color: rgb(102, 247, 165);
/* oklch */ color: oklch(87.7% 0.170 155.5);

Tailwind

colors: {
  custom: {
    50: '#9efbc0',
    500: '#66f7a5',
    950: '#000000',
  },
}

SCSS

$custom: #66f7a5;
$custom-light: #9efbc0;
$custom-dark: #000000;

JSON

{
  "hex": "#66f7a5",
  "rgb": {
    "r": 102,
    "g": 247,
    "b": 165
  },
  "hsl": {
    "h": 146.069,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.87677,
    "c": 0.17037,
    "h": 155.5
  },
  "luminance": 0.72063
}

Semantic roles & 50–950 ramp

primary

#66F7A5

secondary

#D0318B

accent

#0082E6

background

#FCFFFD

surface

#F6FFF9

border

#D0D7D2

text

#0F1712

muted

#808582

Preview Lab

Preview with #66F7A5

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

Preview Lab → · Contrast checker → · Palette generator →