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