purple high neck dress Tahiti Formal Dresses Tea-Length Sleeveless Stretch Satin Formal Dresses slowing sash High Neck Purple Long Prom

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The smocked waist creates a flattering fit Long sleeves for warmth and coverage Tiered maxi length with flowy fabric Pretty floral print for seasonal style OFEEFAN Fall and Winter Tunic Dress with Pockets This ones for the days when comfort is key

Credit: Kayla Oaddams/Getty Images Billie Lourd The actress brought some color to the Last Showgirl premiere with her nude, long-sleeved mini dress, which was covered in intricate, pink, sequin flowers

Necklines play a big role too

Spring and summer semi-formal attire leans lighter, brighter, and more vibrant, while fall and winter semi-formal events call for heavier fabrics and darker hues