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