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