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