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