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