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