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