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