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