Array substrate, display panel, and display device

An array substrate comprising:

• a base substrate and an alignment film located on the base substrate,
• wherein, the array substrate comprises a plurality of pixel units, each of the plurality of pixel units comprises a first pixel region and a second pixel region, and a first slit electrode is located in the first pixel region, a second slit electrode is located in the second pixel region, the first slit electrode comprises a plurality of first electrode strips, and the second slit electrode comprises a plurality of second electrode strips;
• the alignment film located in the first pixel region has a first alignment direction, and the alignment film located in the second pixel region has a second alignment direction;
• the first pixel region is a color sub-pixel region, and the second pixel region is a white sub-pixel region,
• the first pixel region comprises a first domain and a second domain, and the second pixel region comprises a third domain and a fourth domain, the plurality of first electrode strips of the first domain is in mirror symmetry with the plurality of first electrode strip of the second domain, and the plurality of second electrode strip of the third domain is in mirror symmetry with the plurality of second electrode strip of the fourth domain,
• an extension direction of each of the plurality of first electrode strips in the first domain and the first alignment direction have a first included angle, an extension direction of each of the plurality of first electrode strips in the second domain and the first alignment direction have a second included angle, the first included angle is equal to the second included angle,
• an extension direction of each of the plurality of second electrode strips in the third domain and the second alignment direction have a third included angle, an extension direction of each of the plurality of second electrode strips in the fourth domain and the second alignment direction have a fourth included angle, the third included angle is smaller than the fourth included angle, and the third included angle is larger than the first included angle,
• the first included angle, the second included angle, the third included angle, and the fourth included angle are both greater than or equal to 0° and less than or equal to 90°.