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