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