* Formal: The royal carriage was drawn by four horses in livery of crimson and gold.
* Historical: The medieval knights wore livery that identified their allegiance to a particular lord.
* Modern: The taxi company has a distinctive livery of bright yellow cars.
* Informal: She looked dashing in her new riding outfit, complete with matching livery for her horse.
* Figurative: The old mansion, once gleaming with a livery of elegance, now stood in sad disrepair.
Let me know if you'd like to see more examples!