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