Who knew that trousers were such a nuanced garment? We thought chinos were just, you know, beige-ish, but as of this moment, a new chino shade bestrides the land.

The colour – think mustard that's been left out too long – is the preferred look of such style arbiters as One Direction and the lads that mill about outside Topman in Westfields.

But it's a trend with a hazard warning: get it wrong and you're more Colonel Mustard than hot stuff at one end of the spectrum; at the other, you could come off all American banker on the weekend. You know that's not beautiful.