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