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