[1] Racim was born in 1884[1] into a distinguished family of artists of Turkish descent[2] whose pre-colonial prosperity had been undermined by the French regime's confiscation of property.

The Racim family won commissions for decorating public buildings and the pavilions of French colonial exhibitions.

[5] Released from prison on 21 September 1921, he began to focus his activities in the field of applied arts and traveled to Tunisia, Morocco, Egypt, and France.

Alongside his brother, Mohammed Racim, they were included in the Algerian hall of the Pavillon de l'Afrique du nord as exponents of the art of miniature.

Victor Barrucand mentioned that: "The beautiful ornamented inscriptions of Omar Racim leave those of the other sections far behind.