#66F360#66F360

#66F360 is a very light, highly saturated green. Relative luminance 0.678; OKLCH L 85.6% C 0.225 H 142.7°. Best body text is #000000 at 14.55:1 contrast (WCAG AA passes).

Color values

HEX	#66F360
RGB	rgb(102, 243, 96)
HSL	hsl(118, 86%, 66%)
HSV	hsv(118, 60%, 95%)
CMYK	cmyk(58%, 0%, 60.5%, 4.7%)
CIE-LAB	lab(85.89, -65.62, 58.21)
CIE-LCH	lch(85.89, 87.72, 138.42°)
OKLab	oklab(85.65% -0.1785 0.1362)
OKLCH	oklch(85.65% 0.225 142.7)
XYZ	xyz(39.6393, 67.7669, 22.0555)
Luminance	0.6777 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F360 #ED60F3

analogous

#B0F360 #66F360 #60F3A4

triadic

#66F360 #6066F3 #F36066

tetradic

#66F360 #60B0F3 #ED60F3 #F3A460

square

#66F360 #60B0F3 #ED60F3 #F3A460

split-complementary

#66F360 #A460F3 #F360B0

monochromatic

#17C90F #2FEF27 #66F360 #9DF799 #D4FCD2

Accessibility & contrast

On white

1.44

#66F360 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.55

#66F360 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F360

14.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F360	#FFFFFF	#000000	##000000
##66F360	1.00	1.44	14.55	14.55
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.55	21.00	1.00	1.00
##000000	14.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DE50

Deuteranopia (green-blind)

#E6D26C

Tritanopia (blue-blind)

#4EECD4

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66f360;
/* rgb */ color: rgb(102, 243, 96);
/* oklch */ color: oklch(85.6% 0.225 142.7);

Tailwind

colors: {
  custom: {
    50: '#9ff892',
    500: '#66f360',
    950: '#000000',
  },
}

SCSS

$custom: #66f360;
$custom-light: #9ff892;
$custom-dark: #000000;

JSON

{
  "hex": "#66f360",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 96
  },
  "hsl": {
    "h": 117.551,
    "s": 85.965,
    "l": 66.471
  },
  "oklch": {
    "l": 0.85645,
    "c": 0.22457,
    "h": 142.7
  },
  "luminance": 0.6777
}

Semantic roles & 50–950 ramp

primary

#66F360

secondary

#C031C6

accent

#03E2D9

background

#FDFFFC

surface

#F7FFF4

border

#D0D7CE

text

#10170D

muted

#81857F

Preview Lab

Preview with #66F360

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

Preview Lab → · Contrast checker → · Palette generator →