A mesmerizing mermaid is gracefully swimming underwater illuminated by soft radiant light. Her shimmering tail glows with vibrant colors that contrast with the deep ocean background. Around her, bright pink coral formations add vivid accents to the scene. Her flowing hair moves gently with the underwater currents, adding a natural fluidity to the composition. The serene underwater atmosphere is filled with gentle particles floating, enhancing the magical and ethereal feeling. This visual captures the enchanting beauty of mythical underwater life with a realistic artistic representation.