0 bank-blue-modern-sleek-new-technology-book-cover-ideas-with-bank-vault-2a7e74d151 The use of a blue background creates a sense of trust and reliability, which is essential for a book on banking models. The high-tech bank vault image symbolizes the advancements in technology within the banking industry. The clean and bold typography complements the modern theme of the book. The placement of the title and subtitle above and below the central image creates a balanced and visually appealing layout. The choice of matte paper stock adds a touch of elegance and professionalism to the overall design.