#66F59E#66F59E

#66F59E is a very light, vivid green. Relative luminance 0.706; OKLCH L 87.1% C 0.174 H 153.8°. Best body text is #000000 at 15.12:1 contrast (WCAG AA passes).

Color values

HEX	#66F59E
RGB	rgb(102, 245, 158)
HSL	hsl(143, 88%, 68%)
HSV	hsv(143, 58%, 96%)
CMYK	cmyk(58.4%, 0%, 35.5%, 3.9%)
CIE-LAB	lab(87.29, -57.54, 30.63)
CIE-LCH	lch(87.29, 65.18, 151.97°)
OKLab	oklab(87.06% -0.156 0.0768)
OKLCH	oklch(87.06% 0.174 153.8)
XYZ	xyz(44.2999, 70.5940, 43.6326)
Luminance	0.7060 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F59E #F566BD

analogous

#75F566 #66F59E #66F5E6

triadic

#66F59E #9E66F5 #F59E66

tetradic

#66F59E #6675F5 #F566BD #F5E666

square

#66F59E #6675F5 #F566BD #F5E666

split-complementary

#66F59E #E666F5 #F56675

monochromatic

#0ED35B #2DF17A #66F59E #9FF9C2 #D9FDE7

Accessibility & contrast

On white

1.39

#66F59E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.12

#66F59E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F59E

15.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F59E	#FFFFFF	#000000	##000000
##66F59E	1.00	1.39	15.12	15.12
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.12	21.00	1.00	1.00
##000000	15.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5E398

Deuteranopia (green-blind)

#E1D5A4

Tritanopia (blue-blind)

#35F2DF

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f59e;
/* rgb */ color: rgb(102, 245, 158);
/* oklch */ color: oklch(87.1% 0.174 153.8);

Tailwind

colors: {
  custom: {
    50: '#9df9bb',
    500: '#66f59e',
    950: '#000000',
  },
}

SCSS

$custom: #66f59e;
$custom-light: #9df9bb;
$custom-dark: #000000;

JSON

{
  "hex": "#66f59e",
  "rgb": {
    "r": 102,
    "g": 245,
    "b": 158
  },
  "hsl": {
    "h": 143.497,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.87056,
    "c": 0.17392,
    "h": 153.8
  },
  "luminance": 0.70598
}

Semantic roles & 50–950 ramp

primary

#66F59E

secondary

#CE3191

accent

#018BE4

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1712

muted

#808582

Preview Lab

Preview with #66F59E

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

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