Impressionism style in the technique of oil painting. This model suffers from a soft focus like so many SD 1.5 impressionist models. But it will produce vivid and bright colors, especially white, without losing the impressionist style. Use ADetailer to improve faces and Upscaler (2X, SwinIR_4x or 4x-UltraSharp) to improve sharpness.
There are several versions included here, the earlier versions are more impasto and possibly more saturated. Test your prompt on each version to see which one works best.