Lophocampa roseata, the Rosy Aemilia, is a moth of the Arctiidae family. It was described by Walker in 1868. It is found in western Oregon, Washington and south-western British Columbia. The habitat consists of conifer forests and urban landscapes. The length of the forewings is 14–15 mm. The ground color of the forewings is light yellow with brown transverse lines and bright orange red veins. The hindwings are translucent light yellow without markings. Adults are on wing in mid-summer.