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