(Sadly no Falco colours - see the end of this post for places to get paint for Aprilias and other bikes)
RS Paints have paint for a huge number of bikes - including Aprilias:Colour Code FAIRINGS
Colour / manufacturer / code / code aprilia / template.
Grey
Silver Mirror BASF MS1/0109 790 / A Sportcity 125-200, Pegaso 650 (novi), SR 50 (novi), Scarabeo 50 2T, Atlantic, Scarabeo 50-100 4T
Grey Dust SCOTCH 3610-009293 785 / RSV 1000 R i Factory Tuono 1000 SR 125, Sportcity, Mana 850
Grey Shot SCOTCH 3610-010793 777 / A Sportcity 125-250
SCOTCH 675ALP11 Gray Excalibur 738 / A Atlantic 125-250-500, 125-250 Sportcity, SR 50 Street
Grey Lead SCOTCH 3610-010095 789 / A Scarabeo 500-400-250 Light Mana 850
Lead grey opaque gloss 5 SCOTCH 3610-010095 791 / A 50-100 Scarabeo 4T
Grey Shining opaque gloss 5 - - Scarabeo 100 4T
Meteor Grey BASF MS/0136 796 / RSV 1000 R, SR 50 Street, Pegaso 650 Enduro
Silver Crowd BASF GE22-9682 798 / A Shiver 750, Scarabeo 50-100 4T Scarabeo 50 2T, Light Scarabeo 250-400-500
Grey Peak BASF MS/0137 797 / RSV 1000 R
Platinum Grey AKZO NOBEL 5.7E.80.316 RSV 1000 R
Fever Silver / Grey Stone SCOTCH 610.MET09 174 Shiver 750
Silver Strained - - Atlantic
Silver Crowd opaque gloss HTL 50 - - 701 / B Shiver 750, Mana 850
Silver Like BASF GE22-9702 707 / B 750 Shiver
Grey 5 Shot opaque gloss SCOTCH - 792 / A Mojito 50-125-Custom '08
Grey Piombo opaque gloss SCOTCH 50 - 714 / B 850 Mana
Grey Fine SCOTCH 3610-012499 715 / B 850 Mana
Black
SCOTCH 3610-009223 Black Aprilia 151 RSV 1000 R, Scarabeo 50 2T, Mojito, SR 50 novi, Tuono 1000 Factory, Sonic 50, Pegaso 650 Strada i Trail, SR 125, SR 50 Street Scarabeo 250 Light
Diablo Black Enamel SCOTCH 3652-009217 novi 168 SR 50, Sonic 50, RS 125, Scarabeo 50 2T, Sportcity, Tuono 1000 R Factory
Black Diablo Base SCOTCH 3610-009223 153 Tuono 1000 R RSV 1000 R
Black Mocha SCOTCH 3610-008758 Atlantic 149 Sprint 125-250-500, Sportcity 125-250, 50-100 Scarabeo 4T
Black Mocha opaque gloss 5 SCOTCH 3610-008758 179 Atlantic 125-250-500 Sprint Sportcity 125-250, 50-100 Scarabeo 4T
Black Competition BASF GE22-9699 98 / In '07 Shiver 750, Mana 850 Sprint Atlantic 125-250-400-500
Red
Red Fluorescent - - RSV 1000 R Tuono 1000 R, SR 50 novi, Sonic 50, SR 125, SR 50 street, Pegaso 650
Red Shine (R. Dragon) SCOTCH 3610-008858 894 Scarabeo 500-400-250 Light Scarabeo 125-180 CH
Red Point SCOTCH 3610-011294 840 / A 850 Mana
Red Passion Palinal 928.D630 841 / A 850 Mana
Red Hot rsv 2000 Palinal code H668
White
White 3652-008949 533 SCOTCH Aprilia RS 125, Sonic 50, RSV 1000 R, SR 50 new, Tuono 1000 Factory, Sports City, Scarabeo 50 4T
White Venice BASF GB91-0120 539 Light Scarabeo 250-400-500
White Cult PALIN 928.D573/01 553 Shiver 750, Scarabeo 50-100 4T
Blue
Blue Couture BASF GE22-9675 223 / A Atlantic 125-250-500 Sprint Sportcity 125-250, 50-100 Scarabeo 4T Scarabeo 500-400, Shiver 750, Mana 850
Blue BASF GE22-9675 226 / A Atlantic 125-250-500 Sprint, Sport City 125-250, 50-100 Scarabeo 4T
Blue SCOTCH 677PAC11 280 Tuono 1000 R, Sonic 50, Scarabeo 50 2T
Yellow
Yellow Limone BASF GE22-1207 SR 50 novi, Sonic 50
Yellow Brio SCOTCH 3610-011219 Pegaso 650 Strada
Sixties Yellow (Giallo Sahara) BRIDGE 450,030 Scarabeo 50-100 4T
Walleye
Golden Dream Evo LECHLER 2175 RSV 1000 R Factory
Green
VertJungle - - Scarabeo 50 2T
Brown
Brown Azteco SCOTCH 3610-011220 Scarabeo 50 4T
Violet
Bol d'Or Purple BASF MS1/0135 RSV 1000 R, Scarabeo 50 2T
Orange
Orange Code PALIN 928.D587
Fuchsia
Fuchsia Freestyle - - Shiver 750, Mana 850 Scarabeo 50 2T
http://www.rsbikepaint.com/en-gb/colour ... dyear=2004
Also, Cyclecolor has some Aprilia colours: http://www.cyclecolor.com/id45.htm