Align the long and short edges of the colored paper and fold a large triangle as shown.

Cut off the excess outside the triangle as shown.

Unfold the folded paper to get a square as shown.

Fold the square of paper once on opposite sides as shown.

Fold the origami paper once in half lengthwise to make a small square, as shown in the picture.

Fold the small square diagonally once as shown.

Draw the snowflake pattern as shown in the picture.

Cut out the pattern as shown.

Finally, unfold the cutouts layer by layer to get a snowflake, as shown in the picture.