29 Version 1.2 December 11, 2009 Using the proper lock-up for an application is key. We have five (5) lock-up color versions. Use the version that provides the best contrast and legibility for your application. Please note that the letters of the logo are transparent. They should reveal the background on which the logo is placed while maintaining legibility. Pfizer logo-themeline: color versions Pfizer Branding Guidelines / Visual i dentity / section 1: the masterbrand / the Pfizer logo-themeline Preferred two-color (reflex blue & cyan) logo with two-color themeline CMYK blue logo with CMYK themeline PMS Process Blue logo with PMS Process Blue themeline Black logo with black themeline White logo with white themeline General users c ommunications Professionals design agencies