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