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