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