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