Marrying a beige knit turtleneck with black leather skinny jeans is an on-point choice for a casual look. With shoes, you could take the casual route with black lace-up flat boots.
Black Leather Skinny Jeans with Black Lace-up Flat Boots Smart Casual Outfits
For an ensemble that's pared-down but can be modified in a myriad of different ways, pair a red fur jacket with black leather skinny jeans. A trendy pair of black lace-up flat boots is an effective way to bring an element of playfulness to your outfit.