#66F781#66F781

#66F781 is a very light, highly saturated green. Relative luminance 0.709; OKLCH L 87.0% C 0.203 H 147.2°. Best body text is #000000 at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#66F781
RGB	rgb(102, 247, 129)
HSL	hsl(131, 90%, 68%)
HSV	hsv(131, 59%, 97%)
CMYK	cmyk(58.7%, 0%, 47.8%, 3.1%)
CIE-LAB	lab(87.45, -62.96, 45.11)
CIE-LCH	lch(87.45, 77.45, 144.38°)
OKLab	oklab(87.05% -0.1703 0.1096)
OKLCH	oklch(87.05% 0.203 147.2)
XYZ	xyz(42.6999, 70.9273, 32.2047)
Luminance	0.7093 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F781 #F766DC

analogous

#93F766 #66F781 #66F7C9

triadic

#66F781 #8166F7 #F78166

tetradic

#66F781 #6693F7 #F766DC #F7C966

square

#66F781 #6693F7 #F766DC #F7C966

split-complementary

#66F781 #C966F7 #F76693

monochromatic

#0BD731 #2CF451 #66F781 #A0FAB1 #DAFDE1

Accessibility & contrast

On white

1.38

#66F781 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.19

#66F781 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F781

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F781	#FFFFFF	#000000	##000000
##66F781	1.00	1.38	15.19	15.19
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.19	21.00	1.00	1.00
##000000	15.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE377

Deuteranopia (green-blind)

#E7D689

Tritanopia (blue-blind)

#43F2DB

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f781;
/* rgb */ color: rgb(102, 247, 129);
/* oklch */ color: oklch(87.0% 0.203 147.2);

Tailwind

colors: {
  custom: {
    50: '#9efba7',
    500: '#66f781',
    950: '#000000',
  },
}

SCSS

$custom: #66f781;
$custom-light: #9efba7;
$custom-dark: #000000;

JSON

{
  "hex": "#66f781",
  "rgb": {
    "r": 102,
    "g": 247,
    "b": 129
  },
  "hsl": {
    "h": 131.172,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.87048,
    "c": 0.2025,
    "h": 147.2
  },
  "luminance": 0.70931
}

Semantic roles & 50–950 ramp

primary

#66F781

secondary

#D031B3

accent

#00BBE6

background

#FCFFFC

surface

#F6FFF6

border

#D0D7D0

text

#101710

muted

#808580

Preview Lab

Preview with #66F781

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

Preview Lab → · Contrast checker → · Palette generator →