We are agreed Kevin, I took the emoji for perplexed / confused (not upset) as the image, in my opinion, was a good representation of what I took to be the consensus opinion as regards the uniform type, colour and facing colour (on collar).

Chasseur à cheval de la Garde impériale, petite tenue

https://art.rmngp.fr/fr/library/artworks/chasseur-a-cheval-de-la-garde-imperiale-petite-tenue_papier_encre-dessin_aquarelle

For those who prefer something a little more ostentatious ...

Pelisse and dolman,

https://art.rmngp.fr/fr/library/artworks/pelisse-et-dolman-de-chasseur-a-cheval-garde-imperiale_laiton_laine-textile_fourrure-materiau_serge_drap-etoffe_toile-textile

Sabretache

https://art.rmngp.fr/fr/library/artworks/sabretache-2e-modele-de-chasseur-a-cheval-de-la-garde-imperiale_cuir-matiere_laine-textile_drap-etoffe_laiton_broderie-technique_toile-textile

A very nice site

A