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