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