You can use the tropical theme irrespective if you have a formal,semi formal or an informal wedding, it’s just a matter of picking the right hues.The formal wedding for instance needs to have only subtle tropical hints. A good example would be raised shapes or highlights and splashes of colours included in the design.If you are having a Semi Formal Wedding or an Informal Wedding then there is less tradition surrounding the styles of palm wedding invitations available to you and you will be able to choose pretty much whatever you need. You can afford to be more liberal with the use of colors and figures in this situation. There are so many various designs that you can choose.