Liquid crystal display panel and liquid crystal display device

A liquid crystal display device comprising a liquid crystal display panel and an edge-lit backlight module, wherein the edge-lit backlight module comprises a side-type backlight source, the liquid crystal display panel comprises a plurality of pixel units arranged in an array, each of the plurality of pixel units comprises sequentially arranged red sub-pixel, green sub-pixel and blue sub-pixel, the plurality of pixel units each have a same area, and areas of the blue sub-pixels of the plurality of pixel units are gradually increased along a direction away from the side-type backlight source;

• wherein the edge-lit backlight module further comprises:
• an aluminum extrusion including an aluminum extrusion vertical plate, the side-type backlight source being disposed on an inner sidewall of the aluminum extrusion vertical plate;
• and
• a light guide plate, having a light incident surface and a light exit surface, the light incident surface facing toward the side-type backlight source.