Wow, I came across this really cool article by Andrea Fowler from The Knot.com, you should check it out at https://www.theknot.com/content/amphtml/wedding-color-palettes-we-love , so all credits go to them including these great colour combo pics and their amazing ideas. They give you tips and trends and great ideas on how to achieve these looks below, this article is a must read:
Rose & Rose Gold Cornflower Blue & Navy Ballet Slipper Pink & Dove Grey Purple & Turquoise Hunter Green & Orange & Navy Jade & Cerulean Peony & Burgundy Lavender & Sage Scarlet & Navy Coral & Light Blue Jewel Tones (Eggplant + Ruby + Fuchsia) Red & Gold Yellow & Grey Peach & Sage Black & White