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