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