#66F18F#66F18F

#66F18F is a very light, vivid green. Relative luminance 0.677; OKLCH L 85.8% C 0.182 H 150.5°. Best body text is #000000 at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#66F18F
RGB	rgb(102, 241, 143)
HSL	hsl(138, 83%, 67%)
HSV	hsv(138, 58%, 95%)
CMYK	cmyk(57.7%, 0%, 40.7%, 5.5%)
CIE-LAB	lab(85.86, -58.56, 36.26)
CIE-LCH	lch(85.86, 68.88, 148.24°)
OKLab	oklab(85.81% -0.1585 0.0898)
OKLCH	oklch(85.81% 0.182 150.5)
XYZ	xyz(41.8896, 67.7146, 36.8440)
Luminance	0.6772 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F18F #F166C8

analogous

#82F166 #66F18F #66F1D5

triadic

#66F18F #8F66F1 #F18F66

tetradic

#66F18F #6682F1 #F166C8 #F1D566

square

#66F18F #6682F1 #F166C8 #F1D566

split-complementary

#66F18F #D566F1 #F16682

monochromatic

#12CA49 #2EEC66 #66F18F #9EF6B8 #D6FBE1

Accessibility & contrast

On white

1.44

#66F18F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.54

#66F18F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F18F

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F18F	#FFFFFF	#000000	##000000
##66F18F	1.00	1.44	14.54	14.54
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.54	21.00	1.00	1.00
##000000	14.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2DE88

Deuteranopia (green-blind)

#E0D295

Tritanopia (blue-blind)

#3FEDD9

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66f18f;
/* rgb */ color: rgb(102, 241, 143);
/* oklch */ color: oklch(85.8% 0.182 150.5);

Tailwind

colors: {
  custom: {
    50: '#9df7b1',
    500: '#66f18f',
    950: '#000000',
  },
}

SCSS

$custom: #66f18f;
$custom-light: #9df7b1;
$custom-dark: #000000;

JSON

{
  "hex": "#66f18f",
  "rgb": {
    "r": 102,
    "g": 241,
    "b": 143
  },
  "hsl": {
    "h": 137.698,
    "s": 83.234,
    "l": 67.255
  },
  "oklch": {
    "l": 0.85809,
    "c": 0.18214,
    "h": 150.5
  },
  "luminance": 0.67719
}

Semantic roles & 50–950 ramp

primary

#66F18F

secondary

#C7349C

accent

#069FE0

background

#FCFFFD

surface

#F6FFF7

border

#D0D7D0

text

#0F1711

muted

#808581

Preview Lab

Preview with #66F18F

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

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