You have three different laminate floors. If you want unity, you need to decide what will give you unity faster. The floors are close enough to ignore there differences. Without seeing the wardrobe units I can only guess what will work best. Add photos of the units you are contemplating and you will get more responses.

Hello April, It's an old wood floor and each slab of wood accepts the stains differently so getting exact match is very difficult. Sanding, staining and repolishing the existing flooring to match the new floor is a likely solution to your dilemma. Its a messy and time taking procedure though. Easier way out would be to check with original vendor if he still sells the same variety. Or request them to visit with some other matching samples. Thanks, Nitin CORNERSTONE DESIGNS Bangalore.

Saranya that's a bold choice. You may want to tone it down with aqua palette.

you can transition, that's absolutely fine. if the kitchen is enclosed with an archway, it will take some of the awkwardness away for you. additionally, you can add a floor separator strip, or transition with designs on the floor. these will all work great for you