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