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