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