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