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