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