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