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