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