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