Why trains have different-coloured coaches and what it means for travellers
etimes.in / May 05, 2026, 10:00 (IST)
Train coach colours serve as a visual language, differentiating train types, categories, and service levels for travellers. Blue signifies standard trains, red indicates safer LHB coaches, green denotes budget options, and white points to semi-high-speed services. These colours also reflect the evolution of railway technology.