These free PowerPoint templates have been inspired by the multicoloured phenomena which is a rainbow.

River Template

Retro Colours Template

Glow Stick PowerPoint Template

Pencil PowerPoint Template

Marbles PowerPoint Template

Happy Stars Template

Abstract Art PowerPoint Template

Colour Mixing Template

Triangle Template

50th Birthday Template

Rainbow Hearts Template

Colour Template

Futuristic PowerPoint Background Template

Block Colour Template

Abstract Shapes Template

Creative Art Pens Template

Cosmic rings

Circles Template on white