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