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