The orange – E8A323:

The green one – 99D553:

Select now the Ellipse Tool (U) and represent a circle of white color.

Blending Options-Outer Glow

Represent one more circle above the earlier drawn one, but it should have the black color this time and different parameters from the first one (apply the same instrument).

Blending Options-Drop Shadow

Blending Options-Color Overlay

Fill 0% on the layers.
Blending Options-Gradient Overlay

Gradient’s parameters:

Make three copies of the new represented layer, but change the parameters for each of them. Applying the Free Transform selection, make the copies smaller.

Blending Options-Gradient Overlay (for the red one)

Gradient’s parameters: