According to one embodiment, a solid-state imaging device having color pixels in which color filters are arranged for respective pixels, wherein in a color filter array in which two blocks of two pixels in a row direction×two pixels in a column direction of an X1 color are arranged on one diagonal line, and a block of two pixels in the row direction×two pixels in the column direction of an X2 color and a block of two pixels in the row direction×two pixels in the column direction of an X3 color are arranged on the other diagonal line, the pixels are shifted by one pixel in the column direction alternately in the row direction.