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