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