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")