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