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