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