A photorealistic 3D render of the letter submerged underwater, blending periwinkle and canary yellow hues. The swirling water currents create a dynamic scene, with bright light emanating from the center, casting high contrast shadows. The atmosphere is eerily captivating, as the rippling water surface and liquid effect are captured in hyper-detailed textures. Dramatic lighting enhances the scene, presented in 8K resolution with a 9:16 aspect ratio, adding a surreal touch to the immersive underwater world.