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