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