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