Hello aspirant.
Yes you can get into architecture college with thus score. Though expecting a government college wouldn't be too helpful. But you can certainly get into private/semi government colleges. Minimum of 50% is required in PCM in class 12 which you have.
To predict which college you can get into, please visit
http://www.engineering.careers360.com/jee-main-architecture-college-predictor

National Aptitude Test in Architecture

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