Negative Squared Latin Capital Letter A (Apple)

Apple's 'A' blood type emoji presents a bold, crimson 'A' character encased within a softly rounded, almost pill-shaped button, rendered with Apple's characteristic 3D depth and subtle glossy sheen. The realistic lighting on this design emphasizes its clean, modern aesthetic, making it instantly recognizable and clear. On Apple devices, this emoji serves as a concise way to communicate one's blood type, essential for medical contexts or personal identification in digital sharing.