This is a No. 249 Squadron Spitfire Mk. Vc Trop defending Malta in the Summer of 1942. Many of the Malta Spitfires were re-camouflaged locally and the colors used are still debated. This example was finished in an overall “dark blue”, I have chosen Insignia Blue for my model.
More completed Airfix Spitfires here: https://inchhighguy.wordpress.com/2021/05/25/airfix-rhaf-supermarine-spitfire-mk-vc-trop-in-1-72-scale/