The Metal Emboss Effect Background for PowerPoint contains a blue area in the bottom with enough space to put the presentation title, and it also contains a metallic illustration where you can put images.
Abstract Blue Water powerpoint template is a nice abstract design for your powerpoint presentations that contains water bubbles over on blue background.
This "Light Blue Effects" powerpoint template is a free simple background with lines in a ground that you can use for any professional presentations. You can prepare effective presentations with this background which has all shades of blue.
