Bathroom Tile Wall Tile Meets Floor

I replaced wall tile with 3x6 subway tiles first then i replaced the floor with 12x12 porcelain tile.
Bathroom tile wall tile meets floor. The use of white grout around these large dark tiles works well because the grout doesn t take over the bathroom the tiles are large enough to use such contrasting materials without it looking busy or overwhelming. White gray black beige brown blue green navy teal purple red orange yellow pink gold floor tile bathroom floor kitchen floor shower floor outdoor floor wall tile backsplash bathroom wall shower wall outdoor wall pool countertop fireplace porcelain ceramic glass cement natural stone marble travertine slate engineered stone granite limestone terracotta mixed material metal shell wood field tile. Hope this not too idiotic a question but i am tiling a bathroom walls and floor with large 30x30cm and 30x60cm 12mm thick ceramic tiles and i am wondering how the wall and floor tiles should meet join. Floor is floor boards on suspended timber joists covered with 15mm wbp plywood wall is stud partition with 15mm wbp.
This corner join grouted with wall colour grout once all tiling finished. The wall tile is grouted with white unsanded grout and floor is not grouted yet but i was going to grout it with a platinum colour sanded grout. Tile bathroom walls escapingaverage. Reason is if wall tiled first and floor butted up to it a grout line exists in floor that can hold and absorb water.
What to do about the tile in master shower leonhouse avoid ed grout caulk corners angie s list how not install on floors walls and showers drywall backerboard transition tiled tiling best for floor icine org prep wall a with pictures wikihow art of subway family handyman new. Inverno grey marble rectified wall and floor tile from tile mountain. It shows how to seal a gap in the corner where the tile floor. There is a vertical space between the floor and the wall of about 1 4 3 8 inch.
Obviously grout floor last especially with different colours.