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