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