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