for the bride to be: mel
I hope this helps! I'm just such a visual person - so I thought laying out some viable options for you might be nice!
You can click on the image to find most of them! :)
I pulled bridesmaids dresses in the colours you mentioned - BLUSH, SOFT CHAMPAGNE, AND PALE BLUE ♥
ONLINE: david's bridal
ONLINE: LULU'S & BHLDN
These come in other colours too!