Text Raphaella Frame-Tolmie Call it the Picasso effect, because it seems that everyone will have a blue phase this year. (Other artists, including Henry Matisse and Marc Chagall also had a particular penchant for the pigment). Suggested as the best colour to look at when attempting creative problem solving, it's also the colour of trust, peace and calm – blue is actually proven to regulate breathing and heartbeat in studies of people playing video games! From navy to royal, azure to lapis, indigo to whatever the shade, it gets the blue ribbon. For more trends, make sure you get hold of our January/February Trends issue, on sale now.