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