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