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