if you use real outdoor Angular map you can change the image resolution to 1024, the IBL Contrast to 1.000000 how higer the contrast how more directe light with minder diffuse and colors in hsv node you can set the Saturatin to 0,500000 to avoide to much colors from the angular maps. The Intense of the IBL light 0,828283 to 0,500000. here is the graphic map so you can test self.

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