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