This is due to the findings of a new of a study of 2,000 Britons by vaping brand blu, alongside psychologist Dr Becky Spelman, which found black is the colour candidates should wear if they want to land a new role.

The research found if people want to be seen as serious, most Brits (24%) think they should dress head-to-toe in black. So candidates opting for a splash of colour on interview day should perhaps think again!

• Comment below on this story. You can also tweet us to tell us your thoughts or share this story with a friend. Our editorial email is [email protected]