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