I am not a paramount expert, but in comparison to my 74 Paramount P10, the color looks to be the same mine is called "Silver Mist", But mine has polished lugs on the headtube, with yours being a track bike it may not hold true.
hopefully the paramount experts [MENTION=226065]Metacortex[/MENTION] and [MENTION=38510]Scooper[/MENTION] will be along shortly