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