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