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