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