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