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