Skin tone accuracy and color cast — USA review

[Harold Blake]

How do I avoid color casts from warm bulbs or cool windows when creating a passport photo online for USA, ensuring natural skin tone and white background so automated systems and human reviewers correctly assess identity?

[Lololoshka]

Balance light sources or use daylight; disable warm filters; white balance the image and keep the background truly white. The tool normalizes color to USA standards and confirms readiness at passport-photos.net/