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