Make sure all your tack is very clean and that it all matches, you should be fine.
They used to sell silver plates that you can deck out your saddle with on your own-ask at your tack shop if they can order you at least corner plates, which will add some bling without the cost of a totally new saddle.
Also if you're going to start showing alot, it might be worth it to buy an 'experienced' show saddle
One someone else has traded in or outgrown. Ask about used show saddles at the tack shop!