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