#66FB97#66FB97

#66FB97 is a very light, vivid green. Relative luminance 0.741; OKLCH L 88.4% C 0.188 H 151.4°. Best body text is #000000 at 15.81:1 contrast (WCAG AA passes).

Color values

HEX	#66FB97
RGB	rgb(102, 251, 151)
HSL	hsl(140, 95%, 69%)
HSV	hsv(140, 59%, 98%)
CMYK	cmyk(59.4%, 0%, 39.8%, 1.6%)
CIE-LAB	lab(88.95, -61.05, 36.32)
CIE-LCH	lch(88.95, 71.04, 149.25°)
OKLab	oklab(88.38% -0.1651 0.0902)
OKLCH	oklch(88.38% 0.188 151.4)
XYZ	xyz(45.5591, 74.0491, 41.1641)
Luminance	0.7405 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FB97 #FB66CA

analogous

#80FB66 #66FB97 #66FBE2

triadic

#66FB97 #9766FB #FB9766

tetradic

#66FB97 #6680FB #FB66CA #FBE266

square

#66FB97 #6680FB #FB66CA #FBE266

split-complementary

#66FB97 #E266FB #FB6680

monochromatic

#06E14E #2AF96E #66FB97 #A2FDC0 #DDFEE8

Accessibility & contrast

On white

1.33

#66FB97 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.81

#66FB97 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FB97

15.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FB97	#FFFFFF	#000000	##000000
##66FB97	1.00	1.33	15.81	15.81
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.81	21.00	1.00	1.00
##000000	15.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE890

Deuteranopia (green-blind)

#E8DA9E

Tritanopia (blue-blind)

#36F7E2

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66fb97;
/* rgb */ color: rgb(102, 251, 151);
/* oklch */ color: oklch(88.4% 0.188 151.4);

Tailwind

colors: {
  custom: {
    50: '#9efeb6',
    500: '#66fb97',
    950: '#000000',
  },
}

SCSS

$custom: #66fb97;
$custom-light: #9efeb6;
$custom-dark: #000000;

JSON

{
  "hex": "#66fb97",
  "rgb": {
    "r": 102,
    "g": 251,
    "b": 151
  },
  "hsl": {
    "h": 139.732,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.8838,
    "c": 0.18813,
    "h": 151.4
  },
  "luminance": 0.74054
}

Semantic roles & 50–950 ramp

primary

#66FB97

secondary

#D5309F

accent

#009AE6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#101811

muted

#808681

Preview Lab

Preview with #66FB97

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

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