toHexTriplet method
Serializes to hex color
Implementation
String toHexTriplet()
{
StringBuffer sb = new StringBuffer();
sb.write( _padValue( _getColourValue(red).toRadixString(_BASE_16) ) );
sb.write( _padValue( _getColourValue(green).toRadixString(_BASE_16) ) );
sb.write( _padValue( _getColourValue(blue).toRadixString(_BASE_16) ) );
return sb.toString();
}