It has two or three linear to lance-shaped leaves and two to five pale yellow flowers suffused with light brown.

There is a single smooth, yellow callus ridge 5–7 mm (0.20–0.28 in) long with dark reddish-brown edges, along the mid-line of the labellum.

[2][3][4] Diuris tinctoria was first formally described in 2016 by David Jones and Christopher J. French in Australian Orchid Review, from a specimen collected near Yabberup in the Shire of Donnybrook–Balingup in 1997.

[5] The specific epithet (tinctoria) means "tinged" or "dyed", referring to the colour patterns of the flowers.

[2][3][4] Diuris tinctoria is listed as "not threatened" by the Western Australian Government Department of Biodiversity, Conservation and Attractions.