Samsung a55 bad display

Hey everyone!! Iam experiencing some issue idk wheteher it's normal or what!! But iam facing color shifting on my Samsung a55 when tilt my phone almost 2 or 3 degree their color being shifting in different senario like in skintone of people there is pinkish tint and in light colors there pinkish with green tint. And most noticable the white background is like a gradient white not pure white