One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,3,4)(6,10)(7,13)(8,15)(18,20)(21,22,25,26)(23,27,29,33)(24,28,32,31)(30,34,35,36)(38,39)(40,47)(41,49)(50,51)(6,10)(7,13)(12,17)(14,19)(22,26)(23,29)(28,31)(30,35)(37,38,42,39)(40,45,47,43)(41,44,49,46)(48,51,52,50)(5,6,9,10)(7,11,13,16)(8,12,15,17)(14,18,19,20)(21,22)(23,27)(24,31)(25,26)(28,32)(29,33)(30,36)(34,35)(37,39,42,38)(40,45,47,43)(41,44,49,46)(48,50,52,51)(1,2)(3,4)(5,7)(6,11)(8,14)(9,13)(10,16)(12,18)(15,19)(17,20)(21,23)(22,27)(24,30)(25,29)(26,33)(28,34)(31,36)(32,35)(37,40,42,47)(38,43,39,45)(41,48,49,52)(44,50,46,51)(5,8,9,15)(6,12,10,17)(7,14,13,19)(11,18,16,20)(21,24)(22,28)(23,30)(25,32)(26,31)(27,34)(29,35)(33,36)(37,41)(38,44)(39,46)(40,48)(42,49)(43,50)(45,51)(47,52)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.