Eudonia colpota is a moth in the Crambidae family. It was described by Meyrick in 1888. It is found in New Zealand. The wingspan is 17–18 mm. The forewings are ochreous-brown in the basal three-fifths, and the terminal two-fifths is light-grey. The hindwings are very pale whitish-grey, with a darker grey postmedian line and hindmargin. Adults have been recorded on wing in January.