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