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