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