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