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