It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
'Citron et Tasse Bleue Fragment' by PierreAuguste Renoir. en Citron et Tasse Bleue Fragment by PierreAuguste Renoir oil on canvas by cm Sotheby's PierreAuguste Renoir PDoldauto Still life paintings by PierreAuguste Renoir
Page 2017 Free-images.com. All images are Public Domain