Your best bet is probably to try and find a Humbrol enamel that matches closest. They've got a conversion chart but the Raleigh stuff isn't on it. Maybe the Moonlight Blue? https://www.humbrol.com/uk-en/media/Humbrol_Conversion_Chart.pdf
@Sumo started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Your best bet is probably to try and find a Humbrol enamel that matches closest. They've got a conversion chart but the Raleigh stuff isn't on it.
Maybe the Moonlight Blue?
https://www.humbrol.com/uk-en/media/Humbrol_Conversion_Chart.pdf