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