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