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