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