Fullscreen color: Reddish Gray Reddish Gray (C) Centroids of the NBS/ISCC catalog Color Attribution: NBS_ISCC — C_Centroids_Of_The_NBSISCC_Catalog (License: Public Domain)NBS_ISCC — M_Dictionary_Of_Color (License: Public Domain)NBS_ISCC — P_Plochere_Color_System (License: Public Domain)NBS_ISCC — R_Color_Standards_And_Color_Nomenclature (License: Public Domain)NBS_ISCC — TC_Standard_Color_Card_Of_America (License: Public Domain)