royal blue long sleeve dress Mirabella Fitted Evening Mermiad Neckline Royal Blue Long Sleeves Ball

Thanks to their understated yet luxurious fabrication, knitted dress can look casual and cool when paired with trainers, or refined and polished with heels or tall boots

For cooler weather, layer with a chunky cardigan and trainers for coffee dates, or dress it up with statement jewellery and ankle boots for casual evening events

The dress broke one of the monarchy's major fashion rules

Below, we compiled six outfit ideas for black tights to emulate during the colder months using a mix of wardrobe staples and the seasons trendiest pieces

It is also available in fun colors like grape, ice blue and pearl pink if you want a more unique color scheme