Group feedback on these designs revealed that the combination of a red background and blue text provided the best contrast. There was also positive feedback towards the solid colour base grid at the bottom of the design as this adds further contextual detail, reminiscent of the foundations of a building. However it was suggested that the title be written in all lower case as the mix of upper and lower case creates a jarring contrast at the beginning and in the middle of the type.
Taking on these changes, the final cover was created: