Water Reflection Oil Painting . The diagonal slashes of solid blue alternated with sections of reflected color indicate that the water is pulsating and the wind is picking up. Short, energetic strokes can indicate broken and choppy water. Sunset in autumn's reflection Painting by Lana Artmajeur from www.artmajeur.com I’m a professional landscape artist with over 20 years of experience in oil painting. Undercoat the whole water area with white and use plenty of paint. This reflections lesson and 3 watercolor painting tutorials guide you through each step of painting gorgeous water reflections.