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