The Blue Flasher Wrasse is easy to understand why it is also known as the Peacock Flasher Wrasse. It sports a vibrant coloration that immediately catches the eye. The predominant red coloration provides a striking background for the stitching of blue coloration that runs across its body in layers. Demonstrating sexual dichromatism, the coloration of male and female Blue Flasher Wrasse is distinct in difference. The female is more uniform in coloration, demonstrating a subdued elegance. In contrast, the male Blue Flasher Wrasse can exhibit a wild array of color. When the male Blue Flasher Wrasse develops its display coloration, The back develops a spectacular metallic blue coloration that is simply electrifying. The 8 elongated dorsal fin filaments and a pair of tail filaments add to the showy visual display of the male Blue Flasher Wrasse.