The Purple World Mental Health Day campaign poster aims to raise awareness about mental health and promote its importance. It features a purple background, the official color of World Mental Health Day, with the campaign title prominently displayed in white letters. The poster encourages people to speak up about their mental health issues, seek help, and support others with mental health challenges. It also highlights the role of friends and families in supporting their loved ones suffering from mental health problems. Overall, the poster seeks to reduce the stigma surrounding mental health, encourage empathy and understanding, and promote positive mental health practices.