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