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