PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Photoshop and other paint programs have setting that sample the AVERAGE color in a particular AREA, but what you want is the EXACT COLOR or a particular PIXEL)...Once you know that, then you can look at the hex code that PS gives you... #xxxxxx and use that instead of RGB.. try that before resorting to the graphic trick...
http://www.w3.org/ns/prov#wasQuotedFrom
  • sitepoint.com