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