| Train operating companies
|
| Arriva Trains Wales | #30C5B8 |
| c2c | #B81C8D |
| Chiltern Railways | #00BFFF |
| CrossCountry | #C80815 |
| Dutchflyer | #CC5500 |
| East Midlands Trains | #FFA500 |
| First Capital Connect | #F400A1 |
| First Great Western | #010385 |
| First ScotRail | #ff80c0 |
| First TransPennine Express | #010385 |
| Greater Anglia | #D70428 |
| Island Line | #1E90FF |
| London Midland | #76B41F |
| Merseyrail | #Template:Merseyrail colour |
| National Express East Coast | #88807D |
| Night Riviera | #003300 |
| Northern Rail | #8b00ff |
| London Overground | #FF7518 |
| Southeastern | #B0C4DE |
| Southern | #8CC63E |
| South West Trains | #FF0000 |
| Stansted Express | #Template:StanExp colour |
| Virgin Trains | #FF0000 |
| Merseyrail
|
| Merseyrail- Northern Line | #Template:Merseyrail colour |
| Merseyrail- Wirral Line | #Template:Merseyrail colour |
| Glasgow commuter rail
|
| First ScotRail- Argyle Line | #77DD77 |
| First ScotRail- Ayrshire Coast Line | #9966CC |
| First ScotRail- Cathcart Circle Lines | #FF0000 |
| First ScotRail- Croy Line | #F491A8 |
| First ScotRail- Cumbernauld Line | #cc5500 |
| First ScotRail- Inverclyde Line | #2E8B57 |
| First ScotRail- Maryhill Line | #cc5500 |
| First ScotRail- Motherwell to Cumbernauld Line | #00CCCC |
| First ScotRail- North Clyde Line | #3A75C4 |
| First ScotRail- Paisley Canal Line | #949699 |
| First ScotRail- Shotts Line | #FFE02B |
| First ScotRail- Glasgow South Western Line | #0095B6 |
| First ScotRail- Whifflet Line | #FFE02B |
| Edinburgh commuter rail
|
| First ScotRail- Edinburgh to Bathgate Line | #F48328 |
| First ScotRail- Edinburgh Crossrail | #F48328 |
| First ScotRail- Edinburgh to Dunblane Line | #F491A8 |
| First ScotRail- Fife Circle Line | #3A75C4 |
| First ScotRail- North Berwick Line | #2E8B57 |
| First ScotRail- Shotts Line | #FFE02B |
| Open access
|
| Eurostar | #483d8b |
| First Hull Trains | #2E8B57 |
| Grand Central | #Template:GrandCentral colour |
| Heathrow Connect | #FF4F00 |
| Heathrow Express | #Template:HeathExp colour |
| Victa Westlink Rail | #ADD8E6 |
| VSOE | #000062 |
| West Coast Railway Company | #800000 |
| Wrexham & Shropshire | #Template:WrexSalop colour |
