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