Benefits Programs and Key Dates About usps comLite Blue is a user-friendly online platform provided by USPS. It is created for trouble-free access to staff perks, schedules, payroll, and additional. Using BlueLite, USPS employees can stay informed about their employment details, connect with colleagues, and manage various HR tasks. Liteblue USPS aims to simplify USPS operations and create a more efficient work environment.