Wedding Drama

Hi,
I need help!!!!!! I am getting married august 13 2005 at dominican republic. My colors of choice are aque blue for bridesmaids and yellow for the maid of honor..do these colors work well together? howvwer i also wanted to use sunflowers but the ones that are all yellow for the brides maids but what color should the maidof honer have in her bouquette.. And opps my wedding is on the beach... Any unique ideas for flower girls and guest to toss?