If you prefer a more laid-back approach to dressing up, why not choose a black horizontal striped turtleneck and blue jeans? With shoes, you can go down the classic route with a pair of black leather loafers.
Blue Jeans with Black Leather Loafers Outfits For Women After 40
This combination of a black open cardigan and blue jeans will be a true demonstration of your styling chops even on lazy days. Flaunt your polished side by finishing off with black leather loafers.