#66F679#66F679

#66F679 is a very light, highly saturated green. Relative luminance 0.701; OKLCH L 86.7% C 0.208 H 145.9°. Best body text is #000000 at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#66F679
RGB	rgb(102, 246, 121)
HSL	hsl(128, 89%, 68%)
HSV	hsv(128, 59%, 96%)
CMYK	cmyk(58.5%, 0%, 50.8%, 3.5%)
CIE-LAB	lab(87.05, -63.70, 48.39)
CIE-LCH	lch(87.05, 80.00, 142.78°)
OKLab	oklab(86.69% -0.1724 0.1166)
OKLCH	oklch(86.69% 0.208 145.9)
XYZ	xyz(41.8838, 70.1129, 29.4114)
Luminance	0.7012 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F679 #F666E3

analogous

#9BF666 #66F679 #66F6C1

triadic

#66F679 #7966F6 #F67966

tetradic

#66F679 #669BF6 #F666E3 #F6C166

square

#66F679 #669BF6 #F666E3 #F6C166

split-complementary

#66F679 #C166F6 #F6669B

monochromatic

#0DD527 #2CF346 #66F679 #A0F9AC #DAFDDE

Accessibility & contrast

On white

1.40

#66F679 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.02

#66F679 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F679

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F679	#FFFFFF	#000000	##000000
##66F679	1.00	1.40	15.02	15.02
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.02	21.00	1.00	1.00
##000000	15.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E26E

Deuteranopia (green-blind)

#E7D582

Tritanopia (blue-blind)

#46F1D9

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #66f679;
/* rgb */ color: rgb(102, 246, 121);
/* oklch */ color: oklch(86.7% 0.208 145.9);

Tailwind

colors: {
  custom: {
    50: '#9efaa2',
    500: '#66f679',
    950: '#000000',
  },
}

SCSS

$custom: #66f679;
$custom-light: #9efaa2;
$custom-dark: #000000;

JSON

{
  "hex": "#66f679",
  "rgb": {
    "r": 102,
    "g": 246,
    "b": 121
  },
  "hsl": {
    "h": 127.917,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.86689,
    "c": 0.20814,
    "h": 145.9
  },
  "luminance": 0.70117
}

Semantic roles & 50–950 ramp

primary

#66F679

secondary

#CF31BA

accent

#00C7E6

background

#FCFFFC

surface

#F6FFF5

border

#D0D7CF

text

#10170F

muted

#808580

Preview Lab

Preview with #66F679

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

Preview Lab → · Contrast checker → · Palette generator →