https://oneclickhangar.com/oneclickrepaint/share.php?id=U5dCbB1AoPpUcQ3p1n0UPainted in the -800 model. The 750 is an 800 with reduced fuel capacity and more storage space.
The tail is not 100% (2 extra stripes, and the blue tip isn't quite right!) but losing those stripes (by making them the same as the base color) would lose the fuselage stripes as well.
It'll do as a placeholder until an expert comes along and takes pity on it.