Before question was revised with schematic image.



[![enter image description here][1]][1][![enter image description here][2]][2]


After
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You also did not specify how bright they have to be nor if the green was GaP green which are 2V LEDs but here  at 1% of the full intensity on 1.5V, this works.

[![enter image description here][3]][3]

[![enter image description here][4]][4]


  [1]: https://i.sstatic.net/R9liB.png
  [2]: https://i.sstatic.net/RpFQ6.png
  [3]: https://i.sstatic.net/DjiYW.png
  [4]: https://i.sstatic.net/wcjaI.png