One vertex per element, one color per generator, with an edge from x to x·s.
(2,4)(6,10)(7,13)(12,17)(15,19)(21,22,25,26)(23,27,31,29)(24,32,34,28)(30,36,33,35)(39,45)(41,49)(43,46)(44,48)(8,16)(12,17)(15,19)(18,20)(22,26)(27,29)(28,32)(35,36)(37,38,42,40)(39,46,45,43)(41,48,49,44)(47,50,51,52)(5,6)(7,14)(8,12)(9,10)(11,13)(15,20)(16,17)(18,19)(21,23)(22,27)(24,33)(25,31)(26,29)(28,36)(30,34)(32,35)(37,39,42,45)(38,43,40,46)(41,47,49,51)(44,50,48,52)(1,2,3,4)(5,7)(6,11)(8,15)(9,13)(10,14)(12,18)(16,19)(17,20)(21,22)(23,29)(24,28)(25,26)(27,31)(30,36)(32,34)(33,35)(37,40,42,38)(39,43,45,46)(41,48,49,44)(47,50,51,52)(5,8,9,16)(6,12,10,17)(7,15,13,19)(11,18,14,20)(21,24)(22,28)(23,30)(25,34)(26,32)(27,35)(29,36)(31,33)(37,41,42,49)(38,44,40,48)(39,47,45,51)(43,50,46,52)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.