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