April 4, London

If bright colors always cheered you up, then entering the blue-and-yellow cabin of a Ryanair jet would be like swallowing a bottle of happy pills. It isn't. More often swaths of color mean that you're being sold to, or kidded out of something, as in the suave graphics of rebranded financial institutions, or the interiors of Foxtons estate agents, or the policy documents and conference platforms of Blair-era Labour…more