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