A chocolate brown dress can be styled with a variety of complementary colours. For a softer, more classic look, pair it with shades like ivory, blush, or camel. If you're after something more eye-catching, rich jewel tones like sapphire or emerald will add a touch of luxury. For a laid-back vibe, earthy hues like terracotta or olive green are perfect for creating a balanced, nature-inspired look.