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