#66F16C#66F16C

#66F16C is a very light, highly saturated green. Relative luminance 0.668; OKLCH L 85.3% C 0.213 H 144.2°. Best body text is #000000 at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#66F16C
RGB	rgb(102, 241, 108)
HSL	hsl(123, 83%, 67%)
HSV	hsv(123, 58%, 95%)
CMYK	cmyk(57.7%, 0%, 55.2%, 5.5%)
CIE-LAB	lab(85.41, -63.55, 52.39)
CIE-LCH	lch(85.41, 82.36, 140.50°)
OKLab	oklab(85.29% -0.1724 0.1246)
OKLCH	oklch(85.29% 0.213 144.2)
XYZ	xyz(39.6393, 66.8145, 24.9920)
Luminance	0.6682 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F16C #F166EB

analogous

#A6F166 #66F16C #66F1B2

triadic

#66F16C #6C66F1 #F16C66

tetradic

#66F16C #66A6F1 #F166EB #F1B266

square

#66F16C #66A6F1 #F166EB #F1B266

split-complementary

#66F16C #B266F1 #F166A6

monochromatic

#12CA1A #2EEC36 #66F16C #9EF6A2 #D6FBD8

Accessibility & contrast

On white

1.46

#66F16C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.36

#66F16C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F16C

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F16C	#FFFFFF	#000000	##000000
##66F16C	1.00	1.46	14.36	14.36
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.36	21.00	1.00	1.00
##000000	14.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DD5F

Deuteranopia (green-blind)

#E3D176

Tritanopia (blue-blind)

#4CEBD3

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #66f16c;
/* rgb */ color: rgb(102, 241, 108);
/* oklch */ color: oklch(85.3% 0.213 144.2);

Tailwind

colors: {
  custom: {
    50: '#9ef799',
    500: '#66f16c',
    950: '#000000',
  },
}

SCSS

$custom: #66f16c;
$custom-light: #9ef799;
$custom-dark: #000000;

JSON

{
  "hex": "#66f16c",
  "rgb": {
    "r": 102,
    "g": 241,
    "b": 108
  },
  "hsl": {
    "h": 122.59,
    "s": 83.234,
    "l": 67.255
  },
  "oklch": {
    "l": 0.85288,
    "c": 0.21273,
    "h": 144.2
  },
  "luminance": 0.66818
}

Semantic roles & 50–950 ramp

primary

#66F16C

secondary

#C734C0

accent

#06D6E0

background

#FCFFFC

surface

#F6FFF5

border

#D0D7CF

text

#10170E

muted

#80857F

Preview Lab

Preview with #66F16C

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

Preview Lab → · Contrast checker → · Palette generator →