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