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