In 2023, trendy indoor Christmas decor ideas include Scandinavian Christmas decor for its simplicity, functionality, and connection to nature. Minimalist Christmas decor, which focuses on understated elegance. Metallic decorations, particularly brass and chrome, are set to be a major trend in 2023, adding glamor to any space. Twinkling lights remain a classic holiday decoration, and berry wreaths are customizable to any color theme. Finally, earthy tones, especially brown, are trending in 2023. Ornaments in rust, terracotta, and brown add an earthy touch to the Christmas tree.