#66FBA1#66FBA1

#66FBA1 is a very light, vivid green. Relative luminance 0.744; OKLCH L 88.6% C 0.179 H 153.8°. Best body text is #000000 at 15.88:1 contrast (WCAG AA passes).

Color values

HEX	#66FBA1
RGB	rgb(102, 251, 161)
HSL	hsl(144, 95%, 69%)
HSV	hsv(144, 59%, 98%)
CMYK	cmyk(59.4%, 0%, 35.9%, 1.6%)
CIE-LAB	lab(89.11, -59.33, 31.56)
CIE-LCH	lch(89.11, 67.20, 151.99°)
OKLab	oklab(88.56% -0.1608 0.0791)
OKLCH	oklch(88.56% 0.179 153.8)
XYZ	xyz(46.4059, 74.3878, 45.6240)
Luminance	0.7439 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FBA1 #FB66C0

analogous

#76FB66 #66FBA1 #66FBEB

triadic

#66FBA1 #A166FB #FBA166

tetradic

#66FBA1 #6676FB #FB66C0 #FBEB66

square

#66FBA1 #6676FB #FB66C0 #FBEB66

split-complementary

#66FBA1 #EB66FB #FB6676

monochromatic

#06E15D #2AF97C #66FBA1 #A2FDC6 #DDFEEA

Accessibility & contrast

On white

1.32

#66FBA1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.88

#66FBA1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FBA1

15.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FBA1	#FFFFFF	#000000	##000000
##66FBA1	1.00	1.32	15.88	15.88
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.88	21.00	1.00	1.00
##000000	15.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE89B

Deuteranopia (green-blind)

#E7DAA7

Tritanopia (blue-blind)

#30F8E4

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #66fba1;
/* rgb */ color: rgb(102, 251, 161);
/* oklch */ color: oklch(88.6% 0.179 153.8);

Tailwind

colors: {
  custom: {
    50: '#9efebd',
    500: '#66fba1',
    950: '#000000',
  },
}

SCSS

$custom: #66fba1;
$custom-light: #9efebd;
$custom-dark: #000000;

JSON

{
  "hex": "#66fba1",
  "rgb": {
    "r": 102,
    "g": 251,
    "b": 161
  },
  "hsl": {
    "h": 143.758,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.88563,
    "c": 0.1792,
    "h": 153.8
  },
  "luminance": 0.74392
}

Semantic roles & 50–950 ramp

primary

#66FBA1

secondary

#D53094

accent

#008BE6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#101812

muted

#808682

Preview Lab

Preview with #66FBA1

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

Preview Lab → · Contrast checker → · Palette generator →