A black and yellow mental health poster can be used to raise awareness about mental health and promote self-care. It can be displayed in healthcare settings, educational institutions, workplaces, and public spaces to remind people to prioritize their mental well-being. The poster can provide tips for managing stress, coping with anxiety and depression, seeking professional help, and practicing self-care. It can also help reduce stigma associated with mental health issues and promote a culture of empathy and support. The black and yellow color scheme can draw attention and convey a sense of urgency, encouraging people to take mental health seriously.