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