Many monitors don’t have accurate colors out of the box. Fortunately, you can often correct this by calibrating your display. How do you do this, and do you necessarily need expensive hardware?
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Display calibration sites: http://www.lagom.nl/lcd-test/all_tests.php
Color profiles: http://www.tftcentral.co.uk/articles/icc_profiles.htm
Installing a color profile: http://www.geforce.com/whats-new/guides/how-to-calibrate-your-monitor
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