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