#66F668#66F668

#66F668 is a very light, highly saturated green. Relative luminance 0.697; OKLCH L 86.5% C 0.222 H 143.6°. Best body text is #000000 at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#66F668
RGB	rgb(102, 246, 104)
HSL	hsl(121, 89%, 68%)
HSV	hsv(121, 59%, 96%)
CMYK	cmyk(58.5%, 0%, 57.7%, 3.5%)
CIE-LAB	lab(86.87, -65.80, 55.88)
CIE-LCH	lch(86.87, 86.33, 139.66°)
OKLab	oklab(86.47% -0.1787 0.1319)
OKLCH	oklch(86.47% 0.222 143.6)
XYZ	xyz(40.9316, 69.7320, 24.3966)
Luminance	0.6974 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F668 #F666F4

analogous

#ACF666 #66F668 #66F6B0

triadic

#66F668 #6866F6 #F66866

tetradic

#66F668 #66ACF6 #F666F4 #F6B066

square

#66F668 #66ACF6 #F666F4 #F6B066

split-complementary

#66F668 #B066F6 #F666AC

monochromatic

#0DD50F #2CF32F #66F668 #A0F9A1 #DAFDDA

Accessibility & contrast

On white

1.40

#66F668 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.95

#66F668 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F668

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F668	#FFFFFF	#000000	##000000
##66F668	1.00	1.40	14.95	14.95
#FFFFFF	1.40	1.00	21.00	21.00
#000000	14.95	21.00	1.00	1.00
##000000	14.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE159

Deuteranopia (green-blind)

#E8D573

Tritanopia (blue-blind)

#4CF0D7

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #66f668;
/* rgb */ color: rgb(102, 246, 104);
/* oklch */ color: oklch(86.5% 0.222 143.6);

Tailwind

colors: {
  custom: {
    50: '#9ffa97',
    500: '#66f668',
    950: '#000000',
  },
}

SCSS

$custom: #66f668;
$custom-light: #9ffa97;
$custom-dark: #000000;

JSON

{
  "hex": "#66f668",
  "rgb": {
    "r": 102,
    "g": 246,
    "b": 104
  },
  "hsl": {
    "h": 120.833,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.86474,
    "c": 0.22207,
    "h": 143.6
  },
  "luminance": 0.69736
}

Semantic roles & 50–950 ramp

primary

#66F668

secondary

#CF31CD

accent

#00E2E6

background

#FDFFFC

surface

#F7FFF5

border

#D0D7CF

text

#10170E

muted

#81857F

Preview Lab

Preview with #66F668

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

Preview Lab → · Contrast checker → · Palette generator →