You can style a cashmere turtle neck with a skirt; this keeps your look a bit more formal and polished. To keep things a little more subdued going for a similar colour for the top and skirt – monochrome outlook, like off-white cashmere turtle neck with an off white but cotton skirt, will create interest but maintain a visual calm. You can hen pair that with an earthy/neutral-coloured coat.
Contrast the colours of your pieces: You can pair a turtle neck and skirt by contrasting their colours. For instance, pair an off-white turtle neck with a black skirt, and a black blazer. You also wear a beige-coloured skirt with a black or navy turtle neck. Accessorizing with a bag of the same colour of the skirt and black shoes.
Play with textures: You can change up your pants by playing with different colours or textures. The turtle neck and the pants can also be changed up with heels and bags, for appropriate occasions.