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