Create anew layer with 567x300 px and 72 dpi. Apply the next tool

to represent a background and don’t forget about the parameters. They are indicated next image.
Blending Options-Gradient Overlay
Gradient’s parameters. 
Take the next tool

to picture an element of white color.

Make use now of another instrument

to picture 6 circles of white color (a snowman)

Having the same instrument, insert also two circles of black color.

Take the indicated tool

to represent a circle colored in
FF0000.

Take now another instrument

to represent a snowman’s hat colored in
E93737.

Don’t forget about placing correctly the layers.