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)(21,22,26,32)(23,33,37,28)(24,38,40,30)(25,31,27,43)(29,42,48,39)(34,49,35,45)(36,47,41,46)(44,52,50,51)(1,2)(3,4)(5,7,9,15)(6,10,12,13)(8,14,16,20)(11,17,18,19)(21,23,26,37)(22,28,32,33)(24,34,40,35)(25,41,27,36)(29,44,48,50)(30,49,38,45)(31,47,43,46)(39,52,42,51)(2,4)(5,8,9,16)(6,11,12,18)(7,14,15,20)(10,17,13,19)(21,24)(22,29)(23,34)(25,39)(26,40)(27,42)(28,44)(30,31)(32,48)(33,50)(35,37)(36,51)(38,43)(41,52)(45,46)(47,49)(6,12)(10,13)(11,18)(17,19)(21,24)(22,30)(23,35)(25,42)(26,40)(27,39)(28,45)(29,31)(32,38)(33,49)(34,37)(36,51)(41,52)(43,48)(44,46)(47,50) involution — undirected(2,4)(7,15)(10,13)(14,20)(17,19)(21,25,26,27)(22,31,32,43)(23,36,37,41)(24,39,40,42)(28,46,33,47)(29,30,48,38)(34,51,35,52)(44,45,50,49)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.