It is effective to have the plane appear cut out of the cloud. In this photo we can see how it looks when the cloud is big and when it is small as well. The image in the cloud is clearly a plane which makes the image overall effective
Logo Design by Levi Lowell - UltraLinx This one is dynamic, but also doesn't risks. It's simple and uses space and repetition to embrace a pattern that may never be equal but stands as whole when added together.