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