As we have written elsewhere, the human eye – due to its tendency to perceive colour in relative rather than absolute terms – is easy to fool.
This fact can be used to your advantage when you would like to make a ceiling appear taller.
As Farrow & Ball write on their helpful page here, the technique is to “reduce the amount of contrast between the colour on the walls, cornicing or coving and ceiling.”
The photo below shows Hague Blue being used on walls and ceiling and has the – somewhat counterintuitive – effect of making the ceiling appear taller.
