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