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