So, if you've gotten burnt out on the black-and-white displays of your favorite digital books, you now have color options from the likes of the Amazon Kindle Colorsoft, Boox Go Color series ...

For making one slide black and white in PowerPoint, select the Slide, click on Format > Color, and select Grayscale or Black and White. Do note that these changes will apply only to the selected ...

The Block N logo is a unit comprised of our N within a perfect square on a field of blue (or black, in a black-and-white design) The primary color of the N is white. In formal or more elaborate ...