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