function hexToRgb (hex) {
  // Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF")
  var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i
  hex = hex.replace(shorthandRegex, function (m, r, g, b) {
    return r + r + g + g + b + b
  })
  var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex)
  return result ? {
    r: parseInt(result[1], 16),
    g: parseInt(result[2], 16),
    b: parseInt(result[3], 16)
  } : null
}
// Here's a version of hexToRgb() that also parses a shorthand hex triplet such as "#03F"
Here's a version of hexToRgb() that also parses a shorthand hex triplet such as "#03F"
Here ' s a version of hexToRgb () that also parses a shorthand hex triplet such as " #03F "
function hexToRgb (hex) {
  var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i
  hex = hex.replace(shorthandRegex, function (m, r, g, b) {
    return r + r + g + g + b + b
  })
  var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex)
  return result ? {
    r: parseInt(result[1], 16),
    g: parseInt(result[2], 16),
    b: parseInt(result[3], 16)
  } : null
}
function hexToRgb ( hex ) { var shorthandRegex = / ^#?([a-f\d])([a-f\d])([a-f\d])$ / i hex = hex . replace ( shorthandRegex , function ( m , r , g , b ) { return r + r + g + g + b + b } ) var result = / ^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$ / i . exec ( hex ) return result ? { r : parseInt ( result [ 1 ] , 16 ) , g : parseInt ( result [ 2 ] , 16 ) , b : parseInt ( result [ 3 ] , 16 ) } : null }
Here's a version of hexToRgb() that also parses a shorthand hex triplet such as "#03F"
Here ' s a version of hexToRgb () that also parses a shorthand hex triplet such as " #03F "
// Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF")