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