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