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