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