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